A tightness test on gas appliances is a safety measure to ensure that the appliance is not leaking gas. The test is performed by one of our qualified gas safe engineer and involves attaching a special gauge to the appliance checking the pressure. If the appliance passes the tightness test, a gas safety certificate be issued.

It is important to have a tightness test performed on any gas appliance in your home, as even a small gas leak can be dangerous. If you suspect that there may be a gas leak in your home, you should contact Landlord Certificate London Gas Safe Engineer immediately to have the problem fixed.