Quietflex Flex Duct
Best flexible ducting for homeowners upgrading residential HVAC efficiency.
This flexible ducting turns a complex HVAC routing job into a manageable DIY project. While the oversized core makes connections effortless, the real win is the R8 insulation, which keeps your conditioned air exactly where it belongs instead of leaking it into your attic.
$114.40
at
Open To Public (OTP-HVAC)
Who it's for
- Homeowners seeking lower monthly utility bills
- Contractors looking to speed up complex HVAC installations
- Residents wanting a quieter home environment
Who should skip it
- DIYers lacking experience with proper duct tensioning
- Homeowners in areas prone to rodent or pest activity
- Budget-conscious buyers prioritizing lower upfront material costs
Performance breakdown
Thermal Efficiency
R8 insulation rating significantly minimizes heat transfer for peak system performance.
Installation Flexibility
Highly pliable design makes routing through cramped attic spaces remarkably straightforward.
Moisture Resistance
Robust polyethylene vapor barrier effectively prevents condensation and long-term duct degradation.
Airflow Capacity
Oversized core ensures smooth, high-velocity air delivery with minimal pressure drop.
Safety Compliance
UL 181 certification guarantees rigorous safety standards for residential air distribution.
Durability
Resilient construction withstands standard residential pressure levels without compromising structural integrity.
Key Specs
Diameter
12 inches
Length
25 feet
Insulation
R8 fiberglass insulation
Jacket Material
Durable polyethylene vapor barrier
Maximum Air Velocity
Up to 6000 fpm
Temperature Range
-20°F to 200°F
Pressure Rating
Up to 10 inches water column (W.C.)
Compliance
Meets UL 181 standards for Class 1 air ducts
Material
Plastic
Max Operating Temperature
200°F
Know before you buy
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