| Domestic | Nat. Gas | LPG |
|---|---|---|
| + Building Regulations | ||
|
Hot Water System with Vented Hot Water Storage Hot Water System with Unvented Hot Water Storage Heating Controls Separate to Heating Appliance Flue Gas Heat Recovery Device Extension to Existing Heating System Waste Water Heat Recovery Device Heating System Hot Water System Without Storage Non-masonry flue |
||
| + Combustion performance gas analysis | ||
|
Combustion Performance Analysis NG |
||
| + Domestic Cookers/hobs | ||
|
Cookers DOM NG |
||
| + Gas Fire | ||
|
Fires/Space Heaters DOM NG |
||
| + Gas Boiler | ||
|
Central Heating DOM NG |
||
| + Gas installation pipework | ||
|
Pipework DOM NG (CORE) Flue Liners |
||
| + Domestic flued range cookers | ||
|
Range Cookers DOM NG |
||
| + Unvented Hot Water storage Cylinders | ||
|
Unvented Hot Water Cylinders G3 (BuildRegs) |
||
| + Vented hot water storage cylinders | ||
|
Vented Cylinders |
||
| + Gas Water heaters | ||
|
Water Heaters DOM NG |
||
| Non Domestic | Nat. Gas | LPG |
|---|
