WATTS® 8 Hose Connection Vacuum Breaker, 3/4 in, FHT x MHT, 125 psi, Brass

850899 MFG #: 0061854
/ ea

WATTS® Hose Connection Vacuum Breaker, Series: 8, 3/4 in Nominal Size, 125 psi Working, FHT x MHT, Brass Body, 2 in H

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
  • Brass body (all models except 8P)
  • Stainless steel working parts for longevity
  • Durable rubber diaphragm and disc for consistent positive seating
  • Especially made for wall and yard hydrants
  • Permits manual draining for freezing conditions
  • 180 deg F
  • Do not use where discharge of water is objectionable
  • Do not use Models 8, 8A, 8B, 8P, 8FR Hose Bibb Vacuum Breakers on frost-free hydrants and specify model NF8
  • Inquire with governing authorities for local installation requirements
  • Series 8 is tested and certified under ANSI A112.1.3 (ASSE 1011), which precludes use under continuous pressure, this valve should only be used in areas where spillage of water will not cause damage
  • Wall and yard hydrants
  • Standard/Approvals: ANSI A112.1.3, ASSE 1011, CSA B64.2, UPC Listed
  • WARRANTY: Limited