




Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Fantech RSK12 RSK Series 12 inches Duct Round Backdraft Damper is designed to control airflow direction. This damper allows airflow in one direction while blocking reverse flow. Built with a galvanized steel collar and lightweight aluminum blades, it is durable and efficient.
The Fantech RSK12 is ideal for HVAC systems needing reliable backdraft prevention.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!




