Protect Plus

Buying Guide: Floor Register Vent Filters

What the Filter Helps Catch
The filter catches large airborne particles and reduces dust and lint. It helps stop dirt, hair, bugs and carpet fibers from dropping through floor registers into your home's ductwork.

Choosing the Right Size
The size for this model is 12 in. H x 4 in. W. Measure your floor register opening before ordering and match the size on your old filter. If you are unsure, check your HVAC system manual or ask a qualified technician.

Frequently Asked Questions

What does Protect Plus make?
Protect Plus offers the Purafilter 2000 Rectangular Vent Filter, a product for floor register vents that helps prevent dust, lint and other particles from entering your home's HVAC system.

How do I choose the right size?
Measure your floor register opening and compare it with the size on your old filter. The size for this model is 12 in. H x 4 in. W, so check that it matches your register before you buy.

Where is this filter used?
The filter is meant for floor register vents, where dirt, hair, bugs and carpet fibers can fall into the ductwork. Follow the manufacturer's instructions for placement.