water curtain sprinkler modle:DN15/DN20, material:brass type:horizontal and upright ISO,CCC
fire sprinkler platefire sprinkler platemodle:DN15/DN20,critical temperature:68/79/93 Celsius,
different colors
1.Detail pictures
2.fire sprinklers
Concealed fire sprinkler not only plays all functions what the standard ones have, but also has decorative plate where its sprinkler body conceal so as to make its look beautiful and to keep the ceilings elegant.
Type | Upright | Pendent | Sidewall | Common | Concealed | ESFR | |||||
Model | ZSTZ | ZSTX | ZSTBS | ZSTP | ZSTDY | ZSTY | |||||
Nominal Diameter (mm) | DN15 | DN20 | DN15 | DN20 | DN15 | DN20 | DN15 | DN20 | DN15 | DN20 | DN20 |
Connecting Threaded (Inch) | 1/2 | 3/4 | 1/2 | 3/4 | 1/2 | 3/4 | 1/2 | 3/4 | 1/2 | 3/4 | 3/4 |
Flux Coefficient | 80 | 115 | 80 | 115 | 80 | 115 | 80 | 115 | 80 | 115 | 115 |
Bulb Diameter | 5mm glass bulb for standard response 3mm glass bulb for quick response | ||||||||||
Response Time | 15seconds in general for 5mm glass bulb 8seconds in general for 3mm glass bulb | ||||||||||
Response Time Index RTI (m·s)0.5 | 87 for 5mm glass bulb 22—25 for 3mm glass bulb | ||||||||||
3.Recommendation
4.Products certification
water curtain sprinkler
