Allergyzone FilterLock Furnace Filter Slot Seal Door Cover

Filter Lock Furnace Filter Slot Seal by Allergy Zone is a patented, one-size-fits-all product that covers the filter slot/door to prevent entry of unfiltered air into your heating and air conditioning system (HVAC). Used by HVAC, energy auditing and weatherization professionals to stop air leakage, enhance HVAC system integrity and improve the performance of 1-inch air filters. Stopping air leakage improves indoor air quality and reduces energy consumption. Filter Lock installs in seconds without any tools. The built-in magnets attach Filter Lock to metal duct work and hold it securely in place. Use Filter Lock with any 1-inch air filter measuring up to 25″ Long.

Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.

Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

FREE RETURNS on all orders!
The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.