WANF8 MFG #: NF8-3/4 0061854
  • Brand: Watts®
  • Body Material: Brass
  • Temperature Rating: 180 deg F
  • Pressure Rating: 125 psi
  • Applicable Standard: CSA (Canada and US), IAPMO, ISO 9001, UPC
Series NF8 Hose Connection Vacuum Breakers are designed specifically for wall and yard hydrants to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of brass body construction (NF8) or chrome finish (NF8C), stainless steel working parts, a rubber diaphragm and disc, and a draining stem. The NF8 permits manual draining for freezing conditions. Maximum Pressure:125 psi (8.6 bar).
  • Features and More


  • Stainless Steel Working Parts for Longevity
  • Durable Rubber Diaphragm and Disc for Consistent Positive Seating
  • Furnished with Break Away Set Screw to Provide a Tamper-Resistant Installation
  • Standardly Equipped to Allow Sill Cock to be Drained


    Diaphragm and Disc