The range of gas detection equipment and their counterparts we have in stock at CoMech Supplies are used to detect a variety of flammable and toxic gases. We are proud to be recognised distributors of the renowned Crowcon gas detectors, including the popular Tetra and Gasman units, amongst many more.


Whether you’re looking for a portable gas detector to detect levels of multiple gases like the Tetra 4, or you’re looking for a replacement charger for your Gasman detector, we’re here to be your one-stop shop for your gas monitoring needs. Browse our range today and discover our fantastic and competitive prices. Enjoy fast and free delivery on orders over £40 and free returns.