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Adjustable Elbow (2)
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GAF Master Flow

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Product Image of 4" Master Flow Ductboard Starting Collar Take-Off
$7.14 each
In Stock
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Product Image of 10" x 4" x 6" Master Flow 90-Degree Register Box
$13.36 each
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Product Image of 8" Master Flow Starting Collar
$6.86 each
In Stock
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Product Image of 6" to 4" Round Reducer - 26 Gauge
$15.58 each
In Stock
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Product Image of 5" x 4" Master Flow 30 GA Round Reducer
$12.98 each
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Product Image of 8" Air-Tite Take-Off w/ Damper, ATTOD8
$31.99 each
In Stock
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Product Image of 8" x 8" to 6" Universal Register Box
$11.74 each
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Product Image of 4" Round Duct Cap
4" Round Duct Cap
SKU: DC4-GAF
GAF Master Flow
SKU: DC4-GAF
$8.60 each
In Stock
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Product Image of 4" x 5' Round Metal Duct Pipe
$19.18 each
In Stock
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Product Image of 10" x 5' Beaded Round Metal Duct Pipe
$35.23 each
In Stock
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Product Image of 12" x 10" Master Flow 30 GA Round Reducer
$19.78 each
In Stock
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Product Image of 6" Adjustable Elbow - 30 Gauge (90-Degree)
$9.27 each
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Product Image of 60 ft. R-6 Insulated Duct Wrap, INSWRP60
$84.92 each
Out of Stock
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Product Image of 4" x 5' Master Flow Beaded Metal Duct Pipe
$16.32 each
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Product Image of 14" x 6" to 8" Register Box, RB14X6X8
$16.09 each
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Product Image of 6" Air-Tite Take-Off w/ Damper, ATTOD6
$29.99 each
In Stock
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Product Image of 4" to 3" Round Reducer - 26 Gauge
$15.27 each
In Stock
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Product Image of 10" x 60" Round Metal Duct Pipe, CP10X60
$32.36 each
In Stock
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Product Image of 18" Master Flow Starting Collar, LSC18
$32.05 each
In Stock
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Product Image of Master Flow Replacement Humidistat/Thermostat Control for Power Attic Vents
$70.99 each
In Stock
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Product Image of 10" x 6" to 6" Universal Register Box
$13.29 each
Out of Stock
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Product Image of 14" Master Flow Starting Collar
$25.61 each
In Stock
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Product Image of 4" Diameter Starting Collar
$3.25 each
In Stock
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Product Image of 10" x 4" x 4" Master Flow Universal Straight Register Box
$13.54 each
In Stock
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Product Image of 3" x 2' Round Metal Duct Pipe - 26 Gauge
$8.21 each
In Stock
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Product Image of Master Flow Roof Mount Power Attic Vent (1250 CFM)
$153.37 each
In Stock
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Product Image of 6" Diameter Starting Collar
$8.52 each
In Stock
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Product Image of 6" 30 Ga Galvanized Connector Tee, T6X6X6
$18.42 each
In Stock
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Product Image of 10" x 4" x 6" Master Flow Universal Straight Register Box
$14.04 each
In Stock
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Product Image of 12" x 4" to 6" Register Box, RB12X4X6
$13.08 each
In Stock
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Product Image of 7" x 5' Round Metal Duct Pipe
$23.24 each
In Stock
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Product Image of Bath & Dryer Rooftop Appliance Vent (Black), BDV4BL
$78.95 each
In Stock
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Product Image of 10" Air-Tite Take-Off w/ Damper, ATTOD10
$32.99 each
In Stock
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Product Image of 12" x 12" Ductboard R6-Insulated Register Box, DIRB12X12
$33.34 each
In Stock
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Product Image of 10" x 6" to 6" Insulated Register Box, IRB10X6X6
$22.15 each
In Stock
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Product Image of 16" Flexible Duct Connector, FC16-GAF
$26.68 each
In Stock
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Product Image of 12" x 4" to 6" Register Box (90-Degree)
$15.40 each
In Stock
Get 18 by Tue, Nov 17
In Stock
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Product Image of 12" Flexible Duct and Sheet Metal Connector Splice Collar
$27.10 each
Out of Stock
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Out of Stock
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Product Image of 8" x 5' Master Flow Beaded Metal Duct Pipe
$23.28 each
In Stock
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Product Image of 10" x 3-1/4" to 6" Stack Boot
10" x 3-1/4" to 6" Stack Boot
SKU: SB10X3.25X6
GAF Master Flow
SKU: SB10X3.25X6
$18.68 each
In Stock
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In Stock
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Product Image of 14" Flexible Duct Connector, FC14-GAF
$27.25 each
In Stock
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Product Image of 10" Master Flow Starting Collar
$33.20 each
In Stock
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Product Image of 12" Damper, D12
$14.99 each
In Stock
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Product Image of 16" x 35" Galvanized Panning
$13.56 each
In Stock
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Product Image of 8" x 2' Round Metal Duct Pipe - 26 Gauge
$20.60 each
In Stock
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Product Image of 7" Master Flow Starting Collar
$8.36 each
In Stock
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Product Image of 10" x 6" to 6" Register Box (90-Degree)
$13.77 each
In Stock
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Product Image of 5" Adjustable Elbow - 26 Gauge (90-Degree), 26B90E5
5" Adjustable Elbow - 26 Gauge (90-Degree), 26B90E5
SKU: 26B90E5
GAF Master Flow
SKU: 26B90E5
$8.04 each
In Stock
Get 26 by Tomorrow, Nov 11
In Stock
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More About GAF Master Flow
More homes and businesses in the U.S. are protected by a GAF roof than by any other product. GAF is the leading roofing manufacturer in North America, with plants strategically located across the U.S. As a Standard Industries company, GAF is part of the largest roofing and waterproofing business in the world.

Diverse, equitable, and inclusive teams are at the heart of leadership at GAF, North America's largest roofing manufacturer. GAF is committed to fostering a culture that reflects their values to connect, empower, evolve, and inspire where they embrace.