| Domestic | Nat. Gas | LPG |
|---|---|---|
| + Building Regulations | ||
|
Non-masonry flue |
||
| + Combustion performance gas analysis | ||
|
Combustion Performance Analysis NG |
||
| + Domestic Cookers/hobs | ||
|
Cookers DOM NG |
||
| + Gas installation pipework | ||
|
Pipework DOM NG (CORE) Flue Liners |
||
| + Vented hot water storage cylinders | ||
|
Vented Cylinders |
||
| Non Domestic | Nat. Gas | LPG |
|---|
