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| Manufacturer: FilterLOCK |
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Item #: 11331s |
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Availability: In Stock
Usually ships same day
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Retail Price: $8.12
Our Price $7.49 |
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| FilterLOCK is designed to cover and seal common one-inch durnace filter slots. Overlapping two-piece design accomodates filter slot sizes up to 25" wide. Integral magnetic fasteners hold FilterLOCK securely in place. FilerLOCK effectively covers filter slots located at top or side of metal return air ducts. Trim FilterLOCK length to accomodate various sizes of filter slots as needed. |
- Saves Energy - Reduces Utility Bills
- Blocks Allergens and Pollutants from Entering Ductwork
- Improves Indoor Air Quality
- Increases Furnace and A/C Lifespan
- Overlapping Design - One-size-fits-all Filters
- Magnetically Attaches to Ductwork - Quick & Easy
- Forms 90° Elbows - Sizes 4"-16"
- Installs on New or Existing Flexible Ducts
- 100% Recycled Material - Made in USA
- Quick and Easy Installation
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FilterLOCK for Furnace Filters Product Reviews
Installation Instructions
- Place one FilterLOCK section over the open filter slot.
- Fold the end of FilterLOCK with magnetic strip over edge of duct to seal corner.
- Place second FilterLOCK section ver open filter slot, overlapping first FilterLOCK section as needed to accomodate size.
- Fold end of FilterLOCK with magnetic strip over edge of duct to seal corner.
- Write date of "air filter change" on FilterLOCK with dry erase marker for future reference.
Spec Sheet
Test Video |
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