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Sale!
Original price was: $48.12.Current price is: $45.40.

Actual Size: 9-5/8 x 9-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 1 Business Day

Sale!
Original price was: $50.77.Current price is: $48.64.

Actual Size: 9-5/8 x 19-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 1 Business Day

Sale!
Original price was: $59.63.Current price is: $47.14.

Actual Size: 9-5/8 x 23-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 5-10 Business Days

Sale!
Original price was: $127.26.Current price is: $108.00.

Actual Size: 9-1/2 x 23-1/2 x 7/8. Glasfloss ZL Series MERV 10 air filters are constructed with a sturdy, moisture resistant frame and synthetic media that will not support microbial growth. Change every 30-90 days for best filtration results.

Ships in 5-10 Business Days

$55.46

Actual Size: 9-5/8 x 24-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 5-10 Business Days

Sale!
Original price was: $50.48.Current price is: $49.38.

Actual Size: 9-5/8 x 29-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 5-10 Business Days

Sale!
Original price was: $55.72.Current price is: $52.63.

Actual Size: 11-5/8 x 11-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 1 Business Day

Sale!
Original price was: $57.97.Current price is: $54.60.

Actual Size: 11-5/8 x 15-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 5-10 Business Days

Sale!
Original price was: $66.49.Current price is: $66.45.

Actual Size: 11-5/8 x 17-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 5-10 Business Days

Sale!
Original price was: $35.99.Current price is: $32.29.

Actual Size: 11-5/8 x 19-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 1 Business Day

Sale!
Original price was: $50.67.Current price is: $45.85.

Actual Size: 11-5/8 x 19-5/8 x 3/4. Glasfloss GDS Series air filters have a heavy-duty craft board frame with fiberglass media. The double strut design supports the media providing 10% greater open area. Change every 30 days for best results.

Ships in 1 Business Day

Sale!
Original price was: $42.46.Current price is: $39.42.

Actual Size: 11-1/2 x 19-1/2 x 7/8. Glasfloss ZL Series MERV 10 air filters are constructed with a sturdy, moisture resistant frame and synthetic media that will not support microbial growth. Change every 30-90 days for best filtration results.

Ships in 1 Business Day