The PBB-75HP is an insulated barrier bag that measures 72 inches wide, 36 inches high, and 6 inches deep. Protecting the backflow device from frost, the Polar Bearier bag provides an R-30 insulation rating using Radiant Barrier Foil (RBF) inserted between acrylic polyester and air bubble pack. The PBB-75HP is compatible with the SBBC-75ALHP, SBBC-75ALHPI, SBBC-75SS, SBBC-75CR, and BC-75CR enclosures.
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