Most brands of valves are set to trigger between 5.1 and 5.3 magnitude. This is the magnitude that has been determined as the lowest threshold where gas pipe starts leaking.

When it comes to valve installation, we have you covered from a ¾” valve on a residence, to an 8” valve on a large industrial facility and everything in between.Standard residential installation includes most homes with gas pipe size ranging from 3/4" to 1 1/4".

False triggering is rare; we install additional bracing where required to ensure the valve does not false-trigger.

The importance of installing a valve to automatically shut off gas during an earthquake is paramount in preventing a post-earthquake fire. The danger of a post-earthquake fire far outweighs the inconvenience of not having gas for a short period of time. A magnitude 5.2 earthquake can cause gas pipe fittings to leak throughout your home. Ensuring there are no leaks is critical. It is advisable to have a gas specialist turn the gas back on. Call your local gas company to schedule a test of your system and resume gas flow.

When you have a seismic shut-off valve installed, the valve will automatically turn the gas flow off. Call your local gas company to schedule a test of your system and resume gas flow.

Yes, the industry standard is a 30-year warranty, and all makes of valves we offer come with a 30-year warranty for your long lasting protection.