# ADI Leak Detection case studies in Birmingham and the West Midlands region

13 jobs carried out by ADI Leak Detection engineers in the West Midlands region (West Midlands, Warwickshire, Staffordshire, Shropshire and Herefordshire). Jobs in Birmingham come first, then the rest of the West Midlands county, then the surrounding counties. The same case studies also appear in the files grouped by leak type. What each predicate means is explained at https://leakdetectionbirmingham.com/case-studies.md

## ADI Leak Detection case study 174: central heating leak in Birmingham (B17 9)

Summary: ADI Leak Detection engineer Adam Regan investigated a central heating leak in Birmingham, West Midlands (B17 9), using acoustic correlation, a damp meter, an endoscope camera, pressure testing and visual inspection. Leak location: beneath the floorboards on the pipework supplying the radiator. Work done: repaired with plastic fusion-welded push-fit couplers, tees, elbows, inserts and 15 mm pipe.

- ADI case study 174 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 174 | town | Birmingham
- ADI case study 174 | postcode sector | B17 9
- ADI case study 174 | county | West Midlands
- ADI case study 174 | country | England
- ADI case study 174 | leak type | Central heating leak
- ADI case study 174 | service | Central Heating Leak Detection
- ADI case study 174 | service | Heating Leak Detection
- ADI case study 174 | engineer | Adam Regan
- ADI case study 174 | detection method | Acoustic Correlation
- ADI case study 174 | detection method | Damp Meter
- ADI case study 174 | detection method | Endoscope Camera
- ADI case study 174 | detection method | Pressure Testing
- ADI case study 174 | detection method | Visual Inspection
- ADI case study 174 | symptom | damp damage in the kitchen
- ADI case study 174 | symptom | heating system not holding pressure
- ADI case study 174 | symptom | visible damage to the laminate flooring and MDF skirting boards
- ADI case study 174 | system affected | copper heating pipework running to the radiator in the extension
- ADI case study 174 | pipe material | copper
- ADI case study 174 | test result | acoustic anomaly at the same location as the kitchen radiator
- ADI case study 174 | test result | damp meter confirmed the laminate flooring was wet from a water leak
- ADI case study 174 | test result | system pressure dropped once the filling loop was isolated
- ADI case study 174 | leak location | beneath the floorboards on the pipework supplying the radiator
- ADI case study 174 | leak cause | blown joint, pipe separated from a 15 mm copper elbow fitting
- ADI case study 174 | access made | skirting board and affected section of laminate flooring cut and removed
- ADI case study 174 | access made | floorboards cut and lifted to expose the pipework supplying the radiator
- ADI case study 174 | repair | repaired with plastic fusion-welded push-fit couplers, tees, elbows, inserts and 15 mm pipe
- ADI case study 174 | recommendation | inform the insurance provider that the heating system burst beneath the floor

## ADI Leak Detection case study 312: underground water mains leak in Brandon (CV3 4)

Summary: ADI Leak Detection engineer Krzysztof Kobylinski investigated an underground water mains leak in Brandon, West Midlands (CV3 4), using acoustic listening, tracer gas, visual inspection and pressure testing. Leak location: 25mm MDPE elbow fitting in the shared alleyway. Work done: correct pipe inserts installed and fitting securely fastened. Outcome: retest found no further leaks on the external water supply.

- ADI case study 312 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 312 | town | Brandon
- ADI case study 312 | postcode sector | CV3 4
- ADI case study 312 | county | West Midlands
- ADI case study 312 | country | England
- ADI case study 312 | leak type | Underground water mains leak
- ADI case study 312 | service | Water Mains Leak Detection
- ADI case study 312 | service | Underground Leak Detection
- ADI case study 312 | engineer | Krzysztof Kobylinski
- ADI case study 312 | detection method | Acoustic Listening
- ADI case study 312 | detection method | Tracer Gas
- ADI case study 312 | detection method | Visual Inspection
- ADI case study 312 | detection method | Pressure Testing
- ADI case study 312 | symptom | water meter spinning
- ADI case study 312 | symptom | noticeable drop in water pressure
- ADI case study 312 | symptom | recent increase in water bill
- ADI case study 312 | system affected | external water supply
- ADI case study 312 | pipe material | MDPE
- ADI case study 312 | test result | strong noise and tracer gas detected in the rear alleyway area
- ADI case study 312 | leak location | 25mm MDPE elbow fitting in the shared alleyway
- ADI case study 312 | leak cause | pipe section cut too short
- ADI case study 312 | leak cause | two pipe inserts missing
- ADI case study 312 | access made | excavation in the shared alleyway with permission from the neighbouring property
- ADI case study 312 | repair | correct pipe inserts installed and fitting securely fastened
- ADI case study 312 | repair | Plasson straight coupler and elbow, pipe inserts and 25mm MDPE pipe installed
- ADI case study 312 | outcome | retest found no further leaks on the external water supply
- ADI case study 312 | outcome | excavation backfilled
- ADI case study 312 | recommendation | review building insurance policy for trace and access cover
- ADI case study 312 | recommendation | monitor the water meter for any unusual activity

## ADI Leak Detection case study 249: internal cold mains leak in Coventry (CV5 9)

Summary: ADI Leak Detection engineer Darren Smith investigated an internal cold mains leak in Coventry, West Midlands (CV5 9), using thermal imaging, tracer gas, a damp meter, pressure testing and flow metering. Leak location: hot supply pipe in the hallway outside the bathroom door. Work done: leaking section of copper tube cut out and renewed. Outcome: repaired pipework held 4 bar for 30 minutes with no loss.

- ADI case study 249 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 249 | town | Coventry
- ADI case study 249 | postcode sector | CV5 9
- ADI case study 249 | county | West Midlands
- ADI case study 249 | country | England
- ADI case study 249 | leak type | Internal cold mains leak
- ADI case study 249 | service | Water Mains Leak Detection
- ADI case study 249 | service | Internal Leak Detection
- ADI case study 249 | engineer | Darren Smith
- ADI case study 249 | detection method | Thermal Imaging
- ADI case study 249 | detection method | Tracer Gas
- ADI case study 249 | detection method | Damp Meter
- ADI case study 249 | detection method | Pressure Testing
- ADI case study 249 | detection method | Flow Metering
- ADI case study 249 | symptom | water pooling in cupboard under stairs, hallway and bathroom floors damp
- ADI case study 249 | symptom | combination boiler losing pressure over two weeks
- ADI case study 249 | system affected | hot water supply pipework
- ADI case study 249 | pipe material | copper
- ADI case study 249 | test result | meter registered 6 litres per hour, stopping when internal stop valve closed
- ADI case study 249 | test result | leak found at WC cistern ball valve, then on hot supply pipework
- ADI case study 249 | test result | tracer gas detected almost immediately in hallway outside bathroom door
- ADI case study 249 | leak location | hot supply pipe in the hallway outside the bathroom door
- ADI case study 249 | leak location | ball valve in the WC cistern
- ADI case study 249 | leak cause | apparent physical damage to the pipe during installation
- ADI case study 249 | access made | hallway area excavated to expose the copper tube
- ADI case study 249 | repair | leaking section of copper tube cut out and renewed
- ADI case study 249 | outcome | repaired pipework held 4 bar for 30 minutes with no loss
- ADI case study 249 | outcome | water supply reinstated and pipework flushed
- ADI case study 249 | recommendation | replace the ball valve in the WC cistern
- ADI case study 249 | recommendation | heating loss must reach at least 1.5 bar over 24 hours to be located

## ADI Leak Detection case study 332: central heating leak in Chetwynd (TF10 8)

Summary: ADI Leak Detection engineer Phillip Whitehouse investigated a central heating leak in Chetwynd, Shropshire (TF10 8), using pressure testing, tracer gas and acoustic correlation. Work done: leaking section cut out and repaired with a compression isolation valve and a coupler. Outcome: pressure stable at 2.0 bar for one hour after the repair.

- ADI case study 332 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 332 | town | Chetwynd
- ADI case study 332 | postcode sector | TF10 8
- ADI case study 332 | county | Shropshire
- ADI case study 332 | country | England
- ADI case study 332 | leak type | Central heating leak
- ADI case study 332 | service | Central Heating Leak Detection
- ADI case study 332 | service | Heating Leak Detection
- ADI case study 332 | engineer | Phillip Whitehouse
- ADI case study 332 | detection method | Pressure Testing
- ADI case study 332 | detection method | Tracer Gas
- ADI case study 332 | detection method | Acoustic Correlation
- ADI case study 332 | property type | detached house
- ADI case study 332 | symptom | loss of pressure in the heating system
- ADI case study 332 | system affected | gravity-fed heating system with a system boiler
- ADI case study 332 | test result | pressure drop of 0.1 bar every 30 minutes when tested to 1.5 bar
- ADI case study 332 | test result | strong tracer gas indications in the hallway leading to the dining room
- ADI case study 332 | test result | acoustic testing results not entirely conclusive
- ADI case study 332 | repair | leaking section cut out and repaired with a compression isolation valve and a coupler
- ADI case study 332 | outcome | pressure stable at 2.0 bar for one hour after the repair
- ADI case study 332 | recommendation | consider replacing radiator vent plugs, as some radiators were difficult to vent

## ADI Leak Detection case study 331: underground water mains leak in Telford (TF3 1)

Summary: ADI Leak Detection engineer Phillip Whitehouse investigated an underground water mains leak in Telford, Shropshire (TF3 1), using pressure testing, tracer gas, acoustic correlation and visual inspection. Leak location: front of the house. Work done: burst section cut out and joined with 2 couplings and new MDPE pipe.

- ADI case study 331 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 331 | town | Telford
- ADI case study 331 | postcode sector | TF3 1
- ADI case study 331 | county | Shropshire
- ADI case study 331 | country | England
- ADI case study 331 | leak type | Underground water mains leak
- ADI case study 331 | service | Water Mains Leak Detection
- ADI case study 331 | service | Underground Leak Detection
- ADI case study 331 | engineer | Phillip Whitehouse
- ADI case study 331 | detection method | Pressure Testing
- ADI case study 331 | detection method | Tracer Gas
- ADI case study 331 | detection method | Acoustic Correlation
- ADI case study 331 | detection method | Visual Inspection
- ADI case study 331 | property type | semi-detached house
- ADI case study 331 | symptom | losing a lot of water from the water mains
- ADI case study 331 | test result | meter check with internal stop tap off confirmed a large leak on the incoming mains
- ADI case study 331 | test result | mains pipe tested to 3 bar lost pressure rapidly
- ADI case study 331 | test result | tracer gas results at the front of the house, area confirmed by acoustic testing
- ADI case study 331 | leak location | front of the house
- ADI case study 331 | leak cause | burst pipe
- ADI case study 331 | access made | hole dug and opened up more as the mains ran under a drainage pipe
- ADI case study 331 | repair | burst section cut out and joined with 2 couplings and new MDPE pipe
- ADI case study 331 | recommendation | have a new mains installed if any more problems arise

## ADI Leak Detection case study 299: underground water mains leak in Bidford-on-Avon (B50 4)

Summary: ADI Leak Detection engineer Richard Poberezniuk investigated an underground water mains leak in Bidford-on-Avon, Warwickshire (B50 4), using tracer gas, pressure testing, flow metering and visual inspection. Leak location: under the flooding lawn, where tracer gas was seen coming up. Work done: 28mm black alkathene main repaired with a 28mm transition coupling. Outcome: external cold mains passed a 4.5 bar pressure test over 20 minutes after the repair.

- ADI case study 299 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 299 | town | Bidford-on-Avon
- ADI case study 299 | postcode sector | B50 4
- ADI case study 299 | county | Warwickshire
- ADI case study 299 | country | England
- ADI case study 299 | leak type | Underground water mains leak
- ADI case study 299 | service | Water Mains Leak Detection
- ADI case study 299 | service | Underground Leak Detection
- ADI case study 299 | engineer | Richard Poberezniuk
- ADI case study 299 | detection method | Tracer Gas
- ADI case study 299 | detection method | Pressure Testing
- ADI case study 299 | detection method | Flow Metering
- ADI case study 299 | detection method | Visual Inspection
- ADI case study 299 | symptom | water seeping through the lawn on arrival
- ADI case study 299 | system affected | external 28mm cold main
- ADI case study 299 | pipe material | black alkathene
- ADI case study 299 | test result | flow at the meter with the internal stopcock off, suggesting an external cold mains leak
- ADI case study 299 | test result | internal cold mains passed a 4.5 bar pressure test over 20 minutes
- ADI case study 299 | test result | external cold mains failed a 4.5 bar pressure test over 5 minutes
- ADI case study 299 | leak location | under the flooding lawn, where tracer gas was seen coming up
- ADI case study 299 | leak cause | large rock rubbing on the 28mm cold main
- ADI case study 299 | access made | excavation where the gas surfaced in the lawn
- ADI case study 299 | repair | 28mm black alkathene main repaired with a 28mm transition coupling
- ADI case study 299 | outcome | external cold mains passed a 4.5 bar pressure test over 20 minutes after the repair
- ADI case study 299 | outcome | no flow at the water meter on the final flow test
- ADI case study 299 | recommendation | monitor the water meter for excessive usage

## ADI Leak Detection case study 297: underground water mains leak in Dinmore (HR4 9)

Summary: ADI Leak Detection engineer Richard Poberezniuk investigated an underground water mains leak in Dinmore, Herefordshire (HR4 9), using acoustic correlation, tracer gas, pressure testing, flow metering and visual inspection. Leak location: next to the boundary wall and front gate. Work done: damaged lead pipe replaced with 2 transition couplings and a short piece of 20mm MDPE. Outcome: no flow at the meter after the repair.

- ADI case study 297 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 297 | town | Dinmore
- ADI case study 297 | postcode sector | HR4 9
- ADI case study 297 | county | Herefordshire
- ADI case study 297 | country | England
- ADI case study 297 | leak type | Underground water mains leak
- ADI case study 297 | service | Water Mains Leak Detection
- ADI case study 297 | service | Underground Leak Detection
- ADI case study 297 | engineer | Richard Poberezniuk
- ADI case study 297 | detection method | Acoustic Correlation
- ADI case study 297 | detection method | Tracer Gas
- ADI case study 297 | detection method | Pressure Testing
- ADI case study 297 | detection method | Flow Metering
- ADI case study 297 | detection method | Visual Inspection
- ADI case study 297 | symptom | flow at the water meter on arrival
- ADI case study 297 | pipe material | lead
- ADI case study 297 | test result | external cold mains failed a 3.5 bar pressure test over 5 minutes
- ADI case study 297 | test result | internal cold mains passed a 3.5 bar pressure test over 20 minutes
- ADI case study 297 | test result | acoustic high reading next to the boundary wall and front gate
- ADI case study 297 | leak location | next to the boundary wall and front gate
- ADI case study 297 | access made | excavation at the location of the high readings, exposing the damaged lead mains
- ADI case study 297 | repair | damaged lead pipe replaced with 2 transition couplings and a short piece of 20mm MDPE
- ADI case study 297 | outcome | no flow at the meter after the repair
- ADI case study 297 | outcome | external cold mains passed a 3.5 bar pressure test over 20 minutes after the repair
- ADI case study 297 | recommendation | relay the lead mains in the future

## ADI Leak Detection case study 287: hot water system leak in Warwick (CV34 5)

Summary: ADI Leak Detection engineer Paul Hope investigated a hot water system leak in Warwick, Warwickshire (CV34 5), using acoustic correlation, thermal imaging, a damp meter, an endoscope camera, pressure testing and visual inspection. Leak location: condensate elbow in the boiler cupboard, dripping onto the hot water pipe. Work done: damaged sections of condensate pipe and hot water pipe cut out and replaced. Outcome: no drips from hot pipe repair under mains pressure over one hour.

- ADI case study 287 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 287 | town | Warwick
- ADI case study 287 | postcode sector | CV34 5
- ADI case study 287 | county | Warwickshire
- ADI case study 287 | country | England
- ADI case study 287 | leak type | Hot water system leak
- ADI case study 287 | service | Hot Water Leak Detection
- ADI case study 287 | service | Internal Leak Detection
- ADI case study 287 | engineer | Paul Hope
- ADI case study 287 | detection method | Acoustic Correlation
- ADI case study 287 | detection method | Thermal Imaging
- ADI case study 287 | detection method | Damp Meter
- ADI case study 287 | detection method | Endoscope Camera
- ADI case study 287 | detection method | Pressure Testing
- ADI case study 287 | detection method | Visual Inspection
- ADI case study 287 | symptom | large patch on the kitchen ceiling
- ADI case study 287 | symptom | water trickling down the wall toward an electrical socket
- ADI case study 287 | system affected | condensate pipe
- ADI case study 287 | test result | meter showed no movement over 10 minutes
- ADI case study 287 | test result | ceiling patch reached only 24 degrees after 10 minutes of hot water running
- ADI case study 287 | test result | endoscope showed corrosion residue on a copper pipe next to the condensate elbow
- ADI case study 287 | leak location | condensate elbow in the boiler cupboard, dripping onto the hot water pipe
- ADI case study 287 | access made | part of the boiler cupboard floor lifted
- ADI case study 287 | repair | damaged sections of condensate pipe and hot water pipe cut out and replaced
- ADI case study 287 | repair | condensate pipe renewed with 45 degree fittings
- ADI case study 287 | repair | hot water pipe repaired with 15mm barrier pipe and fittings
- ADI case study 287 | outcome | no drips from hot pipe repair under mains pressure over one hour
- ADI case study 287 | recommendation | condensate pipe lacks a continuous fall and could cause future problems

## ADI Leak Detection case study 219: internal cold mains leak in Stoke-on-Trent (ST3 4)

Summary: ADI Leak Detection engineer Matthew Barron investigated an internal cold mains leak in Stoke-on-Trent, Staffordshire (ST3 4), using thermal imaging, tracer gas, a damp meter, an endoscope camera, pressure testing, leak dye and visual inspection. Leak location: in the kitchen wall. Work done: copper pipe repaired with two 15mm speed fit couplings and 15mm plastic pipe.

- ADI case study 219 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 219 | town | Stoke-on-Trent
- ADI case study 219 | postcode sector | ST3 4
- ADI case study 219 | county | Staffordshire
- ADI case study 219 | country | England
- ADI case study 219 | leak type | Internal cold mains leak
- ADI case study 219 | service | Water Mains Leak Detection
- ADI case study 219 | service | Internal Leak Detection
- ADI case study 219 | engineer | Matthew Barron
- ADI case study 219 | detection method | Thermal Imaging
- ADI case study 219 | detection method | Tracer Gas
- ADI case study 219 | detection method | Damp Meter
- ADI case study 219 | detection method | Endoscope Camera
- ADI case study 219 | detection method | Pressure Testing
- ADI case study 219 | detection method | Leak Dye
- ADI case study 219 | detection method | Visual Inspection
- ADI case study 219 | symptom | water damage to the bedroom wall and the kitchen wall and ceiling
- ADI case study 219 | symptom | no drop in boiler pressure
- ADI case study 219 | system affected | internal pipework
- ADI case study 219 | pipe material | copper
- ADI case study 219 | test result | pressure test on the internal pipework failed
- ADI case study 219 | test result | tracer gas detected in the upstairs bathroom by the toilet
- ADI case study 219 | test result | no dye water found, suggesting no leaks on the bathroom waste pipes above
- ADI case study 219 | leak location | in the kitchen wall
- ADI case study 219 | access made | access made to the kitchen wall
- ADI case study 219 | repair | copper pipe repaired with two 15mm speed fit couplings and 15mm plastic pipe
- ADI case study 219 | recommendation | drying and restoration programme for the water damaged walls
- ADI case study 219 | recommendation | repair all damage made to the boxing

## ADI Leak Detection case study 179: underground water mains leak in Shipston on Stour (CV36 4)

Summary: ADI Leak Detection engineer Adam Regan investigated an underground water mains leak in Shipston on Stour, Warwickshire (CV36 4), using acoustic correlation, pressure testing and visual inspection. Leak location: incoming main where it runs through the wall and behind the drain. Work done: semi permanent repair on the 25mm MDPE using a Philmac repair coupling and pipe supports. Outcome: repair only semi permanent because the pipework is too shallow.

- ADI case study 179 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 179 | town | Shipston on Stour
- ADI case study 179 | postcode sector | CV36 4
- ADI case study 179 | county | Warwickshire
- ADI case study 179 | country | England
- ADI case study 179 | leak type | Underground water mains leak
- ADI case study 179 | service | Water Mains Leak Detection
- ADI case study 179 | service | Underground Leak Detection
- ADI case study 179 | engineer | Adam Regan
- ADI case study 179 | detection method | Acoustic Correlation
- ADI case study 179 | detection method | Pressure Testing
- ADI case study 179 | detection method | Visual Inspection
- ADI case study 179 | symptom | significant water leak estimated at approximately 1000 litres per day
- ADI case study 179 | system affected | 25mm blue MDPE incoming main supply entering the kitchen beneath the units
- ADI case study 179 | pipe material | MDPE
- ADI case study 179 | test result | acoustic anomaly outside the kitchen beneath the patio near the drain
- ADI case study 179 | test result | pressure testing with acoustics intensified the anomaly at the same location
- ADI case study 179 | leak location | incoming main where it runs through the wall and behind the drain
- ADI case study 179 | access made | area around the drain excavated
- ADI case study 179 | repair | semi permanent repair on the 25mm MDPE using a Philmac repair coupling and pipe supports
- ADI case study 179 | outcome | repair only semi permanent because the pipework is too shallow
- ADI case study 179 | recommendation | replace and re-lay the main supply at least 750mm deep before entering the property

## ADI Leak Detection case study 176: central heating leak in Warwick (CV47 2)

Summary: ADI Leak Detection engineer Adam Regan investigated a central heating leak in Warwick, Warwickshire (CV47 2), using thermal imaging, acoustic correlation, pressure testing and a damp meter. Leak location: beneath the tiled floor at the pipe exit. Work done: leaking end of the unequal tee fitting replaced. Outcome: inhibitors added but long-term effectiveness cannot be guaranteed.

- ADI case study 176 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 176 | town | Warwick
- ADI case study 176 | postcode sector | CV47 2
- ADI case study 176 | county | Warwickshire
- ADI case study 176 | country | England
- ADI case study 176 | leak type | Central heating leak
- ADI case study 176 | service | Central Heating Leak Detection
- ADI case study 176 | service | Heating Leak Detection
- ADI case study 176 | engineer | Adam Regan
- ADI case study 176 | detection method | Thermal Imaging
- ADI case study 176 | detection method | Acoustic Correlation
- ADI case study 176 | detection method | Pressure Testing
- ADI case study 176 | detection method | Damp Meter
- ADI case study 176 | symptom | heating system at 0.0 bar on arrival
- ADI case study 176 | symptom | water running down the side of the well with apparent rust stains
- ADI case study 176 | symptom | water emerging from the floor where two pipes exited
- ADI case study 176 | system affected | heating system on an old oil boiler with 28 radiators and a hot water cylinder
- ADI case study 176 | test result | thermal imaging showed potential anomalies in the room next to the well
- ADI case study 176 | test result | system refilled to 2.0 bar dropped 1.0 bar within 30 minutes
- ADI case study 176 | test result | pressure testing and acoustics found an anomaly beneath the radiators and floor pipe exits
- ADI case study 176 | leak location | beneath the tiled floor at the pipe exit
- ADI case study 176 | leak location | leaking end of an unequal tee fitting
- ADI case study 176 | access made | tiled floor exposed, revealing dense concrete beneath
- ADI case study 176 | repair | leaking end of the unequal tee fitting replaced
- ADI case study 176 | repair | pipe cut and joined with a new connector and new section into the tee fitting
- ADI case study 176 | outcome | inhibitors added but long-term effectiveness cannot be guaranteed
- ADI case study 176 | recommendation | clean the system and add more inhibitors once it is working correctly
- ADI case study 176 | recommendation | assess whether the 24-litre expansion vessel suits 22mm pipework with 28 radiators
- ADI case study 176 | recommendation | fit any additional expansion vessel close to the boiler on the return line

## ADI Leak Detection case study 150: internal cold mains leak in Telford (TF7 5)

Summary: ADI Leak Detection engineer Phillip Whitehouse investigated an internal cold mains leak in Telford, Shropshire (TF7 5), using acoustic correlation, tracer gas, pressure testing, a borescope and visual inspection. Leak location: on the cold feed beneath floorboards with a damp patch. Work done: 8 inches of holed copper cut out and replaced using 2 pressfit couplings. Outcome: floorboards and carpet refitted.

- ADI case study 150 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 150 | town | Telford
- ADI case study 150 | postcode sector | TF7 5
- ADI case study 150 | county | Shropshire
- ADI case study 150 | country | England
- ADI case study 150 | leak type | Internal cold mains leak
- ADI case study 150 | service | Water Mains Leak Detection
- ADI case study 150 | service | Internal Leak Detection
- ADI case study 150 | engineer | Phillip Whitehouse
- ADI case study 150 | detection method | Acoustic Correlation
- ADI case study 150 | detection method | Tracer Gas
- ADI case study 150 | detection method | Pressure Testing
- ADI case study 150 | detection method | Borescope
- ADI case study 150 | detection method | Visual Inspection
- ADI case study 150 | property type | detached house
- ADI case study 150 | symptom | damp patch on the living room ceiling and wall
- ADI case study 150 | system affected | cold feed
- ADI case study 150 | pipe material | copper
- ADI case study 150 | test result | cold mains pressurised to 1.5 bar dropped 0.1 bar after 15 minutes
- ADI case study 150 | test result | pressure kept falling with the heating and then hot water systems isolated
- ADI case study 150 | test result | tracer gas method failed due to the leak rate
- ADI case study 150 | leak location | on the cold feed beneath floorboards with a damp patch
- ADI case study 150 | leak cause | pinhole in the cold feed pipe
- ADI case study 150 | access made | carpet lifted and floorboards removed
- ADI case study 150 | repair | 8 inches of holed copper cut out and replaced using 2 pressfit couplings
- ADI case study 150 | outcome | floorboards and carpet refitted

## ADI Leak Detection case study 148: central heating leak in Stafford (ST18 0)

Summary: ADI Leak Detection engineer Phillip Whitehouse investigated a central heating leak in Stafford, Staffordshire (ST18 0), using pressure testing, tracer gas and visual inspection. Leak location: beneath the hallway floor. Work done: damaged section replaced with 12-inch new pipe, compression coupling and press-fit elbow. Outcome: system held 1.5 bar for approximately one hour with no further loss.

- ADI case study 148 | is a | leak detection job carried out by ADI Leak Detection
- ADI case study 148 | town | Stafford
- ADI case study 148 | postcode sector | ST18 0
- ADI case study 148 | county | Staffordshire
- ADI case study 148 | country | England
- ADI case study 148 | leak type | Central heating leak
- ADI case study 148 | service | Central Heating Leak Detection
- ADI case study 148 | service | Heating Leak Detection
- ADI case study 148 | engineer | Phillip Whitehouse
- ADI case study 148 | detection method | Pressure Testing
- ADI case study 148 | detection method | Tracer Gas
- ADI case study 148 | detection method | Visual Inspection
- ADI case study 148 | property type | detached house
- ADI case study 148 | symptom | loss of pressure in the heating system
- ADI case study 148 | test result | system pressurised to 1.5 bar dropped approximately 0.1 bar over 10 minutes
- ADI case study 148 | test result | strong tracer gas readings in the hallway
- ADI case study 148 | leak location | beneath the hallway floor
- ADI case study 148 | leak cause | small perforation in the pipe
- ADI case study 148 | access made | floor removed and excavation made to expose the leaking pipework
- ADI case study 148 | repair | damaged section replaced with 12-inch new pipe, compression coupling and press-fit elbow
- ADI case study 148 | outcome | system held 1.5 bar for approximately one hour with no further loss
- ADI case study 148 | recommendation | monitor heating system pressure regularly as unlagged pipework can be prone to issues