User:Mamunreza.bd

Fire Protection system

Fire protection system is two classification. (1) Hydrent system (2) stringular system

Requirement: when building hide is less than 75 ft, then we used hydrent system. When building hide is up to 75 ft, then we used stinguar system.

(1) Butter fly vulve (2) Non-Return vulve (3) Water flow switch (4) Passure gauice meter
 * 1) Zone Control Vulve