How worried should you be about the gas appliances in your home?

Last week's gas explosion in a suburban Christchurch home made news headlines right around the world.

As a result plumbers and gasfitters across the country have been inundated by worried residents wanting to get their appliances safety checked.

So how do you know if your home could be in danger? And what are the safety precautions you can take?

Tony Heatherington from Worksafe spoke to The AM Show.

Watch the video.