Drainage pipe [fire ring] manufacturer. price

, - Our factory specializes in the production of - building drainage pipes and building drainage pipes
, - fire blocking rings
, - series of products are the latest new fireproof products developed by the company. This product consists of a metal shell and a waterproof inner It consists of a shell and an expansion fire-retardant core material. When installed, it is placed on the pipe wall and fixed on the lower surface of the floor or both sides of the wall. When a fire occurs, the intumescent fire-retardant core material expands rapidly when heated, squeezing the heated and softened cable threading pipe and hard polyvinyl chloride pipe wall inward, sealing the hole through the pipe in a short period of time, effectively preventing the flame from spreading along the hole. spread. Because
, - the fire-retardant ring
, - is used in a humid environment, the fire-proof inner shell will effectively extend the service life of
, - the fire-retardant ring
, -< br/> , - Sales phone number: Manager Wang Drainage rigid polyvinyl chloride and other plastic pipes are an indispensable fire-proof sealing device in building drainage pipes. This product is not only beautiful in appearance, simple and convenient to install, but also has good effects in terms of moisture resistance and oxidation resistance. It is a recognized fire-resistant sealing devicerr
< , - < , fire-stop ring
, - in buildings, and is deeply loved by friends from all walks of life. Our company provides you with the best quality
< , - < , fire-stop ring
, - , and all employees of Tiancheng Company sincerely cooperate with you.