Watts BD911 (W/PRESS) 1/2 - Part of the BD911 Series

Watts BD911 (W/PRESS) 1/2 - Part of the BD911 SeriesThis 1 2 inch bronze combination dial set fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make up water to the boiler, and prevent backflow when supply pressure falls below system pressure. It consists of a bronze backflow preventer, model 9D, and a bronze feed water pressure regulator, model BD1156F, in one pre assembled unit. The high capacity fill valve provides quick system filling and

The Spee-D® design incorporates patented honeycomb-reinforced walls and a flying buttress structure that provides exceptional load-bearing support

Plain Bronze or Nickel Bronze Dome & Clamping Collar: Decorative dome finish with membrane flashing clamp ensures a waterproof seal and aesthetic match with architectural detailing

Large self-locking polyethylene dome for reliable debris protection

2 inch stem and a lead free brass thermowell with accuracy rated at plus or minus 2 percent of full scale

ZB415E-3NH

Features Lead Free construction to comply with Lead Free installation requirements

This 2 IN seat replacement kit

an aluminum sediment bucket for maintenance access

Features Use with 1/2 IN 009

Waterproofing Interface + Debris Control: Includes features to tie into the waterproofing membrane securely and a grate/strainer configuration that helps block debris

The Zurn Z161 is a 3-inch × 10-inch oblique scupper drain designed to channel overflow water efficiently through horizontal piping while maintaining a compact

Features Full nickel bronze grate