Professional Carbon Monoxide Test Kit/ Detector Shelf & Drawer Liners 3/4-Inch x 2-Ft

3/4-Inch x 2-Ft

easy carry handle

cyclists or anyone who wants quick access on the go

connections of all common household drain

Professional Carbon Monoxide Test Kit/ Detector Shelf & Drawer Liners 3/4-Inch x 2-FtThe Pro Lab(TM) professional carbon monoxide test kit and detector is a stick on carbon monoxide detector that detects invisible and odorless gas. Testing is safe and easy. Simply place the detector onto a wall, a door or other surface and wait for it to turn in color, if the spot turns gray or black CO is present. Once the CO is gone and the air is clean, the spot returns to its original color. Kit includes two reusable sensor buttons. More sensitive