Type B Gas Vent Systems Edition 4
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Table of Contents Table of Contents TYPE B GAS VENT SYSTEMS CONSTRUCTION FEATURES . . . . . . . . . . . . . . .2 RWB Wall Bracket . . . . . . . . . . . . . . .11RFS Firestop Spacer . . . . . . . . . . . . . . . . . . . . . . . . . .11 TYPE B ROUND GAS VENT PIPE & FITTINGS SFC Single-Wall Flexible Gas Vent Connector . . . . . . . . . . . . . . . . . .12 DFC Double-Wall Flexible Gas Vent Segment . . . . . . . . . . . . . . . . . . .12 RP Round Pipe 3" through 12" . . . . . . .
Construction Features Construction Features Type B Gas Vent Systems Give You These Important Advantages Safety of the Hart & Cooley® system is assured by the double-wall, air-insulated design and locking joints. Properly installed, the vent cannot come apart through vibration, and offers protection against vent failure or fire hazard. Type B Gas Vent is designed for negative pressure applications and flue gas temperatures not exceeding 550° F for Category I appliances.
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RP* Round Pipe 3" through 12" RP* Round Pipe 14" through 30" Lock-Ring Style Size 3" 4" Model Listed Number Length Size 6" Size Model Listed Number Length 3RP5 5' 7RP5 5' 20R3 3' 3RP4 4' 7RP4 4' 20R24 24" 3RP3 3' 7RP3 3' 3RP24 24" 7RP24 24" 3RP18 18" 7RP18 18" 3RP12 12" 7RP12 12" 3RP6 6" 4RPX5 5' 4RPX4 4' 4RPX3 3' 4RPX24 4RPX18 4RPX12 12" 4RPX6 6" 7" 8RP5 5' 8RP4 4' 8RP3 3'
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RPA*/R18A* Adjustable Length Pipe †Overlap: Minimum 1½" - Maximum overlap on a 12" length is 10". - Maximum overlap on a 18" length is 16".
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RT* Tee Model Number Size 3RT3 3" x 3" x 3" Dim. Dim. Dim. Dim.
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RHW* Cap 3" through 6" RM* Cap 7" through 12" • Exceptional performance in windy conditions. • Designed to resist nesting birds. • Barriers provided in cap opening spaced less than 1" are designed to resist entry of birds. Model Number Size 3RHW 3" 4RHW 5RHW 6RHW 4" Dim A. 81/ 4" Dim.
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RIX* Increaser RA* Male Adapter • Adapts other brands of B vent to Hart & Cooley vent (theirs to ours).
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RF Adjustable Roof Flashing Flat to 6/12 Model Number Size 3RF 3" 4RF 73/8" 41/8" 10" 51/4" 7" 4" 1 11 /8" 63/8" 8RF 8" 1 4 /4" 1 13 /8" 63/4" 10RF 10" 43/4" 155/8" 71/2" 5" 6" 1 3 /2" 3 /4" 3 8 /8" 12RF 12" 4 /4" 18" 8" 14RF 14" 51/4" 21" 91/4" 16RF 18RF 16" 18" 1 1 23 /4" 91/2" 3 7 25 /8" 101/2" 3 1 5 /4" 5 /4" 20RF 20" 5 /4" 28 /8" 11" 22RF 22" 61/4" 305/8" 12" 24RF 2
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RS Storm Collar 3" through 6" Model Number Size 3RS 3" Dim. A 31/ 2" Dim. B 65/ 8" RS Adjustable Storm Collar 7" through 12" Model Number Size 7RS 7" Dim. A 8" Dim. B 107/ 8" 4RS 4" 41/ 2" 75/ 8" 8RS 8" 9" 117/ 8" 5RS 5" 51/ 2" 85/ 8" 10RS 10" 11" 141/ 2" 6RS 6" 61/ 2" 95/ 8" 12RS 12" 13" 161/ 2" Model Number Size 14SC 14" Dim. A 15" Dim.
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RSA* Support Assembly 3" through 12" • Supports 60 feet of pipe. • Acts as a firestop. SP* Support Plate • Supports 60 feet of pipe. Size 3" Dim. A 55/8" 4RSA 4" 65/8" 5RSA 5" 75/8" 6RSA 6" 85/8" 7RSA 7" 101/8" 8RSA 8" 111/8" 10RSA 10" 131/8" 12RSA 12" 151/8" Model Number 14SP Size 14" Dim. A 145/8" Dim.
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings RWT Wall Thimble • Provides necessary clearance to combustibles. • Sleeve is adjustable from 3½" to 6¼". RWB Wall Bracket • Available in 3" through 12". • 8" through 12" bracket used with perforated pipe strap supplied by others. 3" through 7" Model Number 3RWT Size 3" Dim. A 51/ 2" Dim. B 31/ 16" Dim.
Type B Round Gas Vent Pipe & Fittings Type B Round Gas Vent Pipe & Fittings SFC Single-Wall Flexible Gas Vent Connector • Single-wall flexible construction. • Includes an integral appliance draft hood connector for fast installation. • Locks onto Hart & Cooley Type B gas vent. • Requires only 1" clearance to combustibles per installation instructions. • UL-listed for use as a connection from an appliance to Type B gas vent in conditioned spaces only. Do not enclose.
OP Oval Pipe • Offers all the advantages of round pipe, and may be used for the following types of installation. 4" Oval: Conventional Type B Type B-2x4 when used with firestop Type BW-2x4 with recessed heater TYPE B Sizes 4" and 5" may be installed with 1" minimum clearance to combustibles.
Type B Oval Gas Vent Pipe & Fittings Type B Oval Gas Vent Pipe & Fittings OEF45 Elbow – Flat • The flat 45° elbow is used in pairs where offsets are desired in 1" minimum clearance enclosures or open spaces, such as attics or basements. Add pipe sections between pairs to produce additional offset. OT Standard Oval Tee • The branch size and trunk size have the same diameter. The tee branch accepts either double- or single-wall pipe. OBC Tee Support • The tee support is used to support and center the tee.
OAR* Adapter (oval to round) Model Number 4OAR Size 4" Dim. A 113/8" Model Number 4OARA Size 4" Dim. A 7 6 /8" 5OA5RA 5" 93/8" Model Number 4RAO Size 4" Dim. A 7 6 /8" 5RA5O 5" 93/8" Model Number 4OCP Size 4" Model Number 4OBPWS Size 4" Type B Oval Gas Vent Pipe & Fittings Type B Oval Gas Vent Pipe & Fittings • Adapts from snaplock oval to lockring style round. OARA Oval-to-Round Adapter • The oval-to-round adapter is used for conversion of vent from oval to round.
Type B Oval Gas Vent Pipe & Fittings Type B Oval Gas Vent Pipe & Fittings OFS Firestop Spacers • The firestop spacers center vent in 16" O.C. stud space and serve as a firestop at the ceiling level. This is a required component for Type B 2 x 4 and multi-story Type BW installations. OC 4" Oval Cap Model Number OC A Model Number 4OFS Size 4" Wall 2" x 4" 5OFS 5" 2" x 4" 4OFS6 4" 2" x 6" Size 4" Dim. A 53/ 8" x 81/ 2" Dim. B 31/ 2" B ECW 5" Cap • Requires use of 5OA5RA.
Type B Oval Gas Vent Pipe & Fittings Type B Oval Gas Vent Pipe & Fittings Typical Type B Gas Vent Installations 17
Gas Appliance Chimney Liner Systems Gas Appliance Chimney Liner Systems RLK* Basic Kit • Available in 3", 4", 5", 6", 7", 8" diameter. • Available in 25' and 35' lengths. • UL -listed. RHW Cap RLTF Termination Fitting • Compatible with Type B gas vent systems. • Simple connections. Easy installation. RLF Flashing RL Flexible Aluminum Liner • Kit includes flexible aluminum liner, cap, termination fitting, flashing, mortar sleeve and a single-wall collar, screws and installation instructions.
RHW* Metal Cap (High Wind) RM Metal Cap Model Dim. Dim. Number Size A B 7RM 7" 141/8" 67/8" Model Dim. Dim. Number Size A B 3RHW 3" 81/4" 41/2" 1 Gas Appliance Chimney Liner Systems Gas Appliance Chimney Liner Systems 8RM 8" 151/8" 7" 7 4RHW 4" 9 /4" 4 /8" 5RHW 5" 101/2" 51/4" 6RHW 6" 111/4" 55/8" RLTF Termination Fitting RLF Flashing Model Dim. Number Size A 3RLF 3" 3" Model Dim. Dim.
Notes Notes 20
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