What is the water curtain system in the case of a fire fighting system and how does it work? How can I calculate the required number of water curtains for my apartment? -
![Top Quality Hydroshield Jumbo Fire Water Curtain Nozzle,Hydroshield Jumbo Fire Water Curtain Nozzle Suppliers - Winnerfirehose.com Top Quality Hydroshield Jumbo Fire Water Curtain Nozzle,Hydroshield Jumbo Fire Water Curtain Nozzle Suppliers - Winnerfirehose.com](https://www.winnerfirehose.com/uploadfile/202203/23/b362f6ae169287347d7af0de5dd9a593_medium.jpg)
Top Quality Hydroshield Jumbo Fire Water Curtain Nozzle,Hydroshield Jumbo Fire Water Curtain Nozzle Suppliers - Winnerfirehose.com
![Zstma Water Curtain Nozzle, Dn15/dn20/dn25 Fire Sprinkler Head Spray,open Type Fire Sprinkler Fan Nozzle - Sprayers - AliExpress Zstma Water Curtain Nozzle, Dn15/dn20/dn25 Fire Sprinkler Head Spray,open Type Fire Sprinkler Fan Nozzle - Sprayers - AliExpress](https://ae01.alicdn.com/kf/HTB1tNFyTxjaK1RjSZFAq6zdLFXar/ZSTMA-water-curtain-nozzle-DN15-DN20-DN25-fire-sprinkler-head-spray-open-type-fire-sprinkler-fan.jpg)
Zstma Water Curtain Nozzle, Dn15/dn20/dn25 Fire Sprinkler Head Spray,open Type Fire Sprinkler Fan Nozzle - Sprayers - AliExpress
![Deluge System For Water Curtain, Pump Panel, Hydrant Riser System, Sprinkler Alarm Valve, Jockey & Booster Pump, Deluge Valve, Fire Brigade Inlet, Mumbai, India Deluge System For Water Curtain, Pump Panel, Hydrant Riser System, Sprinkler Alarm Valve, Jockey & Booster Pump, Deluge Valve, Fire Brigade Inlet, Mumbai, India](https://www.firefightingindia.com/productshowcase/hydrant3.jpg)