Our Ph Smoke Pellets 13g Tube of 6 are specially selected for the trade, with nationwide delivery available we are the number one builders merchants.
For testing air movement ducts such as flues and chimneys. Can also be useful in testing drainage pipes and tightness testing
Each pellet burns for approximately 40 seconds
Each pellet releases approximately 18 cubic metres of smoke
Gives off a white smoke to determine the air flow
Non-toxic, non-acidic and non-explosive