Gas detector, above or below? Both are right.
Wolf-guard gas monitor is not just a single-gas monitor, but also a multi-gas one. It can detect leakage of LPG, coal gas,natural gas and marsh gas such inflammable gas effectively and clearly alert potential risks to users. While some gas is heavier-then-air such as LPG, you should install it over 30cm distance from floor. And for the natural gas such lighter-than-air, keep it 30cm distance from ceiling. So Before use our Gas Detector, please find out what kind of gas you are using and that will help you install properly.