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This 1" Test & Drain Valve with integrated Pressure Relief is designed for wet fire sprinkler systems on multi-story installations requiring pressure relief per NFPA 13/13R
Spring-assisted
Nominal Size: 8 inch
The Navien NPE-240S2 Ultra-High Efficiency Condensing Tankless Water Heater is designed for superior performance in both residential and commercial applications
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Tyco TY4131 Quick Response Upright Fire Sprinkler Head – 8.0K, 155°F, Brass asme b16.22 This 1" Test & DrainTyco TY4131 Quick Response Upright Fire Sprinkler Head 8. 0 K Factor, 155F, Brass The Tyco TY4131 Upright Fire Sprinkler Head is a quick response (QR) sprinkler designed for upright installation in wet pipe fire sprinkler systems. Featuring a high flow 8. 0 K factor and a 155F (68C) temperature rating, the TY4131 is engineered to deliver increased water discharge for enhanced fire control in commercial and industrial fire protection systems. This
