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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Equipped with high-efficiency EC (electronically commutated) DC motors with external rotors
Once in place
- It supports heat recovery mode
built-in speed control
The Vents 200 Whole House HRV - High-Efficiency Fresh Air Ventilation
Vents KOM 100 U 4 Inch Backdraft Damper Quantity:Vents KOM U 100 4" Single Equipped with high-efficiency EC (electronicallyThe Vents US KOM 100 U Spring Loaded Backdraft Damper is designed for round duct systems. This essential component ensures the prevention of backdraft (and insects, birds, etc) when the ventilation system is inactive. Its operation is intuitive the blades automatically open when air flows through, and they securely close thanks to a robust spring mechanism. Designed for easy installation, this high quality damper is seamlessly integrated into round
US$ 165.00
US$ 29.00
US$ 22.00
US$ 12.99
