U32 Regency Gas InsertModel U32-NG5 U32-LP5Fuel Type Natural Gas PropaneMinimum Supply Pressure 5” W.C. (1.25 kPa) 12” W.C. (2.99 kPa)Manifold Pressure - High 3.8” W.C. (0.95 kPa) 11” W.C. (2.74 kPa)Manifold Pressure - Low 1.1” W.C. (0.27 kPa) 2.9” W.C. (0.72 kPa)Orifice Size -Altitude 0-4500 ft. #37 DMS #52 DMSMinimum InputAltitude 0-4500 ft. (0-1372m)15,300 BTU/h(4.48 kW)15,000 BTU/h(4.40 kW)Maximum InputAltitude 0-4500 ft. (0-1372m)30,000 BTU/h(8.79 kW)30,000 BTU/h(8.79 kW)Vent Sizing 3” Co-linear 3” Co-linearMinimum Fireplace DimensionsThe minimum fireplace dimensions for the FPI gas fireplace insert areshown in the following diagrams:ACBDEFGIHaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaLaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaMJKNDimension Description ContourFaceplateMoldedFaceplateJ Height 22” (559mm) 22” (559mm)K Width 26-1/2” (673mm) 29” (737mm)L Depth 14” (356mm) 15” (381mm)M Max. Lintel Bar Depth 9” (229mm) 10” (254mm)N Rear Width 22-1/2” (572mm) 22-1/2” (572mm)Dimension Description U32A Faceplate Width 40-1/4” (1022mm)B Faceplate Height 26-1/4” (667mm)C Unit Width 28” (711mm)D Unit Height 20” (508mm)E Unit Depth 13-3/4” (349mm)F Faceplate to Vent Centerline 10-3/4” (273mm)G Faceplate Depth 1-3/8” (35mm)H Height to Vent Collar 21-1/16” (535mm)I Optional or Standard Front Depth 3-3/4” (95mm)U32 Regency Gas InsertApproved Venting SystemsFlex Vent Systems: FPI AstroCap™ Flex Vent125August 2008 Product Specifications BookGas InsertsGas Inserts