Here is what I could help you with:

✓ Gas leak repairs

✓ Water leak repairs

✓ Boiler installation

✓ Boiler fault finding

✓ Boilers servicing

✓ Landlord safety certificates

✓ System flushing

✓ Central heating repairs

✓ Central heating control repairs

✓ Other general plumbing (radiators, baths, showers, toilets, taps etc)