Bell & Gossett PTA Series 1BN055LF Expansion Tank, 17.5 gal Capacity, 3/4 in, FNPT, Carbon Steel

Hydronic Expansion Tanks
676835 MFG #: 1BN055LF
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The Series PT expansion tank is designed to absorb the forces of expanding water and protect a potable water system from pressure build up. The FDA approved heavy duty butyl diaphragm with polypropylene liner (sizes PT-5 through PT-210V) and FDA approved heavy duty butyl bladder (sizes PT-451 through PT-457) completely isolate the water from the steel shell.

QTY
  • Features
  • Series PTA expansion tanks are ASME-rated, pre-charged diaphragm-type vessels
  • The Series PTA tank is designed to absorb the forces of expanding water and protect the domestic water system from pressure build up
  • Residential and commercial applications
  • Controls system pressure
  • Protects plumbing fixtures
  • Eliminates relief valve blow-off
  • ASME construction
  • FDA approved materials
  • Stainless steel system connection
  • Butyl diaphragm
  • Polypropylene liner
  • 0.302 in - 32 NC charging valve
  • 11.4 gal acceptance volume
  • STANDARD_APPROVALS: ASME Standard|NSF 61 Certified
  • APPLICATION: For potable water