https://washsquash41.werite.ne....t/the-one-gas-certif
http://donsigma.com/isigmapres....s/members/lungtea00/
Gas Safety - Why Landlords Need to Inspect Their Gas Appliances Landlords are required by law to have their gas appliances tested and certified as safe. This helps prevent carbon monoxide poisoning, which could be fatal. A CP12 certificate of gas safety has vital details. It contains the date of inspection and the engineer's registration number and name. The certificate also includes an inventory of all gas applianc