

Hero image 0 of GAF Master Flow 6 in. to 4 in. Galvanzied Steel Reducer 26 Guage, 0 of 2
GAF Master Flow 6 in. to 4 in. Galvanzied Steel Reducer 26 Guage
(No ratings yet)
Key item features
- Reliable HVAC Duct Transition – Connects 6-in. and 4-in. round pipes for smooth and efficient airflow.
- Heavy-Duty 26-Gauge Galvanized Steel – Durable and corrosion-resistant, built for long-lasting use in HVAC systems.
- Hemmed Collar Edges for Secure Fit – Provides extra strength and a snug connection to ensure stability and efficiency.
- Optimized for HVAC Venting Applications – Suitable for ventilation, heating, and cooling systems in residential and commercial setups.
- Enhances Airflow Efficiency – Helps maintain steady airflow, reducing restrictions and improving system performance.
- Seam Sealing Recommended – Always seal seams with code-approved sealant or duct tape to prevent air leaks
- Supports Insulation for Maximum Efficiency – Insulating ductwork improves temperature regulation and minimizes energy loss
- Versatile & Compatible – Works with a variety of duct systems, HVAC units, and ventilation setups.
- Easy Installation – Designed for quick and secure attachment to HVAC ductwork.
- Trusted HVAC Brand – Master Flow provides professional-grade ventilation solutions for optimal air distribution and system efficiency.
Specs
- Pipe fitting reducer typeReducer
- Size6 in. to 4 in.
- MaterialSteel
- FeaturesDurable
- BrandMaster Flow
- FinishGalvanized
Current price is USD$34.99
Price when purchased online
Out of stock
How do you want your item?
Out of stock
About this item
Product details
The Master Flow 6 in. x 4 in. Reducer connects a 6 in. pipe to a 4 in. pipe in an HVAC system. This reducer is made of 26-gauge, galvanized steel to provide strength and durability. It features hemmed collar edges to promote an improved fit and increased strength. After installation, the seams should be sealed with building code-approved sealant or duct tape.
Made of 26-gauge, galvanized steel for strength and durability
Used to connect a 6 in. pipe to a 4 in. pipe in an HVAC system
Hemmed collar edges for an improved fit and increased strength
Always seal seams with building code-approved sealant or duct tape for best results (not included)
Always insulate ductwork for greater system efficiency and comfort (insulation not included)
Dimensions
Product Depth (in.)
6
Product Height (in.)
6.0
Product Width (in.)
6
Made of 26-gauge, galvanized steel for strength and durability
Used to connect a 6 in. pipe to a 4 in. pipe in an HVAC system
Hemmed collar edges for an improved fit and increased strength
Always seal seams with building code-approved sealant or duct tape for best results (not included)
Always insulate ductwork for greater system efficiency and comfort (insulation not included)
Dimensions
Product Depth (in.)
6
Product Height (in.)
6.0
Product Width (in.)
6
- Reliable HVAC Duct Transition – Connects 6-in. and 4-in. round pipes for smooth and efficient airflow.
- Heavy-Duty 26-Gauge Galvanized Steel – Durable and corrosion-resistant, built for long-lasting use in HVAC systems.
- Hemmed Collar Edges for Secure Fit – Provides extra strength and a snug connection to ensure stability and efficiency.
- Optimized for HVAC Venting Applications – Suitable for ventilation, heating, and cooling systems in residential and commercial setups.
- Enhances Airflow Efficiency – Helps maintain steady airflow, reducing restrictions and improving system performance.
- Seam Sealing Recommended – Always seal seams with code-approved sealant or duct tape to prevent air leaks
- Supports Insulation for Maximum Efficiency – Insulating ductwork improves temperature regulation and minimizes energy loss
- Versatile & Compatible – Works with a variety of duct systems, HVAC units, and ventilation setups.
- Easy Installation – Designed for quick and secure attachment to HVAC ductwork.
- Trusted HVAC Brand – Master Flow provides professional-grade ventilation solutions for optimal air distribution and system efficiency.
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it. Â
Specifications
Pipe fitting reducer type
Reducer
Size
6 in. to 4 in.
Material
Steel
Features
Durable
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Similar items you might like
Based on what customers bought
Viega ProPress 78162 reducer 1-1/2" x 1-1/4" New $24.19
$2419current price $24.19Viega ProPress 78162 reducer 1-1/2" x 1-1/4" New
Reducer Reducer, 1/2" x 3/8" Pipe, FNPT, Black Forged Steel, Class 3000 0361175508 $17.47
$1747current price $17.47Reducer Reducer, 1/2" x 3/8" Pipe, FNPT, Black Forged Steel, Class 3000 0361175508
Master Flow 7" to 6" Round Reducer R7X6 - New $14.99 Was $25.00
$1499current price $14.99, Was $25.00$25.00Master Flow 7" to 6" Round Reducer R7X6 - New
Pipe Fitting Reducing Adapter, M24 x 1/2" NPT Reducer Connector, Silver $14.09
$1409current price $14.09Pipe Fitting Reducing Adapter, M24 x 1/2" NPT Reducer Connector, Silver
Anvil 3/4" x 1/8" FNPT Galvanized Reducer 0311086607 $19.39
$1939current price $19.39Anvil 3/4" x 1/8" FNPT Galvanized Reducer 0311086607
NIBCO 3/4 In. FTG x 1/2 In. Press Reducer Copper Reducing Coupling 9008105PCU $8.54 Was $11.99
$854current price $8.54, Was $11.99$11.99NIBCO 3/4 In. FTG x 1/2 In. Press Reducer Copper Reducing Coupling 9008105PCU
Rooto Stainless Steel Bell Reducer - Red $28.63
$2863current price $28.63Rooto Stainless Steel Bell Reducer - Red
Lasco Fittings Female Pipe Thread Brass Bell Reducer - 3/4" x 1/2" Gold $14.89
$1489current price $14.89Lasco Fittings Female Pipe Thread Brass Bell Reducer - 3/4" x 1/2" Gold
Viega MegaPress reducer, 3/4" x 1/2" 572410 $37.52
$3752current price $37.52Viega MegaPress reducer, 3/4" x 1/2" 572410
Anvil 1-1/2" x 1-1/4" FNPT Galvanized Reducer 0311088207 $29.03 Was $33.04
$2903current price $29.03, Was $33.04$33.04Anvil 1-1/2" x 1-1/4" FNPT Galvanized Reducer 0311088207
Uxcell 2Pack 3/8" Male to 1/4" Female NPT 304 Stainless Steel Reducer Hex Bushing $10.49
$1049current price $10.49Uxcell 2Pack 3/8" Male to 1/4" Female NPT 304 Stainless Steel Reducer Hex Bushing
Reducing Coupling Reducer Coupling, 1" x 1/2" Pipe, FNPT, Malleable Iron, Class 300 0310542600 $34.95 Was $45.99
$3495current price $34.95, Was $45.99$45.99Reducing Coupling Reducer Coupling, 1" x 1/2" Pipe, FNPT, Malleable Iron, Class 300 0310542600
Uxcell 1Pack 1" Male to 3/4" Female NPT 304 Stainless Steel Reducer Hex Bushing $10.99
$1099current price $10.99Uxcell 1Pack 1" Male to 3/4" Female NPT 304 Stainless Steel Reducer Hex Bushing
GV0792 8 x 7 in. Galvanized Taper Reducer & Increaser $41.89
$4189current price $41.89GV0792 8 x 7 in. Galvanized Taper Reducer & Increaser
yaaqii Pack of 4 Brass Reducer 1 to 3/4 inch Adapter Thread Fitting for Pipe Connection $13.50
$1350current price $13.50yaaqii Pack of 4 Brass Reducer 1 to 3/4 inch Adapter Thread Fitting for Pipe Connection
Cantex 5142104 Reducer Coupling Sch40 - 3 x 2 in. $7.91 Was $18.87
$791current price $7.91, Was $18.87$18.87Cantex 5142104 Reducer Coupling Sch40 - 3 x 2 in.
Anvil 3/8" x 1/4" FNPT Galvanized Reducer 0311085005 $17.04
$1704current price $17.04Anvil 3/8" x 1/4" FNPT Galvanized Reducer 0311085005
Reducer Reducer, 1-1/4" x 3/4" Pipe, FNPT, Black Forged Steel, Class 3000 0361176902 $30.88
$3088current price $30.88Reducer Reducer, 1-1/4" x 3/4" Pipe, FNPT, Black Forged Steel, Class 3000 0361176902
Reducer Reducer, 1-1/4" x 1" Pipe, FNPT, Black Forged Steel, Class 3000 0361177009 $29.29
$2929current price $29.29Reducer Reducer, 1-1/4" x 1" Pipe, FNPT, Black Forged Steel, Class 3000 0361177009
Customer ratings & reviews
0 ratings|0 reviews
This item does not have any reviews yet

