Shop All Savings
Appliances
Bath & Faucets
Blinds & Window Treatment
Building Materials
Lumber & Composites
Cleaning
Decor & Furniture
Lighting & Ceiling Fans
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Outdoor Living & Patio
Paint
Plumbing
Seasonal Decor
Smart Home
Storage & Organization
Tools
Automotive
Furniture
Gift Cards
Credit Cards
View All Home Services
Tool Rental
Benefits & Services For the Pro
Project Calculators
View All DIY Projects
Local Ad
Store Finder
Site Map
#1 Home Improvement Retailer
Select store
...
...
Cart
Select store
...
...
Shop All
Services
DIY
Me
Cart
...
Home
/
Heating, Venting & Cooling
/
HVAC Supplies
/
Ducting & Venting
/
Transitions & Connectors
Transitions & Connectors
1 Results
Review Rating: 3 & Up
Featured Keywords: 12 in. pipe
Clear All
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
Get It Fast
In Stock at Store Today
Same-Day Delivery
Availability
Show Unavailable Products
Department
Heating, Venting & Cooling
HVAC Supplies
Ducting & Venting
Transitions & Connectors
Reducers
Featured Keywords
30 gauge
duct tape
galvanized steel construction
sheet metal screw
round pipe
pipe size
crimped end
flexible duct
28 gauge
easy fit
hemmed collar edges
sheet metal connector splice collar
insulated flex duct
main line
metal tee
duct run
insulated flexible duct
stop bead
4 in. pipe
6 in. pipe
branch line
heavy gauge
kitchen fans
2 separate tie straps
5 in. pipe
7 in. pipe
8 in. pipe
10 in. pipe
24 gauge
26 gauge galvanized steel
90 degree
90 deg round
90 ° angle
hvac part
hvac system
kitchen vent
3 in. pipe
4 in. x 3 in. round reducer
4 in. flexible duct
5 in. x 4 in. round reducer
6 in. 26 gauge 90 degree
6 in. flexible duct
6 in. round reducer
6 in. x 4 in. round reducer
6 in. x 5 in. round reducer
8 in. 26 gauge 90 degree
8 in. x 6 in. round reducer
10 in. round reducer
12 in. pipe
24 gauge steel
30 gauge galvanized steel
rectangular stack duct
wood burning stove
8 in. round reducer
28 gauge galvanized steel
90 degree angle
90 degree elbow
90 degree turn
100 degree
400 degrees
adjustable elbow
adjustable length
air conditioning
duct system
durablack stove pipe
duraplus htc
easy installation
flue outlet
hot water heater
pipe run
right angle
snug fit
+ View All
$
14
.
98
(32)
Model# R12X10
Master Flow
12 in. to 10 in. Round Reducer
Add to Cart
Compare