Smoke Alarm Installation Cost
How much does it cost to install a smoke alarm? It's difficult to give a specific answer because there are many products advertised as easy to install by hand. But is this really true? Installation methods of household smoke alarm This article will take a Wisualarm smoke alarm as an example. Like 10 Years battery included smoke alarm. Fix the bottom cover of the product on the ceiling according to the screws and expansion bolts included in the product packaging. This step requires the use of a drilling tool. Believe everyone may all have a hand-held drilling machine, and then fix the product itself by rotating it, on the bottom cover. If you have a drilling machine, the whole process is...