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Please email the information below for a quote on any custom size air filters.

Include the following:

  1. Exact size: Width x Length x Thickness
  2. MERV rating desired
  3. Quantity (Only Available if full cases of 12)We will get a quote back to you quickly!

Email: support@airfiltersunlimited.com

$318.24

Glasfloss Z-Line MR-11 10 x 24-1/2 x 4 MERV 11 furnace filters are an inexpensive upgrade from standard pleated air filters and excel where similar HVAC filters (Heating, Ventilation & Air Conditioning) fall short. These MERV 11 air filters also offer an eco-friendly design and enhanced particle filtration. The air filter frame is constructed of [...]

Ships in 10-15 Business Days (Special Order)

$107.10

The Glasfloss MERV 10 Z-Line 10-1/2x14x2 air filters excel at removing allergens and dust from the air, making your home’s air cleaner. We designed the sturdy frame using heavy-duty, moisture-resistant materials, including recycled content, to make it easy to install and remove from your HVAC system. The synthetic fibers in the filter media won’t support [...]

Ships in 10-15 Business Days (Special Order)

$119.90

The Glasfloss MERV 10 Z-Line 10-1/8 x 15-5/8 x 1 air filters excel at removing allergens and dust from the air, making your home’s air cleaner. We designed the sturdy frame using heavy-duty, moisture-resistant materials, including recycled content, to make it easy to install and remove from your HVAC system. The synthetic fibers in the [...]

Ships in 10-15 Business Days (Special Order)

$125.62

The Glasfloss MERV 10 Z-Line 11 x 35 x 1/2 air filters excel at removing allergens and dust from the air, making your home’s air cleaner. We designed the sturdy frame using heavy-duty, moisture-resistant materials, including recycled content, to make it easy to install and remove from your HVAC system. The synthetic fibers in the [...]

Ships in 10-15 Business Days (Special Order)

$124.50

The Glasfloss GDS 11-1/2×17-1/2×1 disposable air filter features a strong double-strut design, providing excellent durability and performance for homes, businesses, and industrial settings. It offers 10% more open media area than traditional filters, enhancing its dust-holding capacity. We designed this filter for easy disposal and safe handling, eliminating sharp edges. The progressively dense fiberglass maximizes [...]

Ships in 5-10 Business Days

$220.30

The Glasfloss MERV 10 Z-Line 11-1/2 x 33 x1 air filters excel at removing allergens and dust from the air, making your home’s air cleaner. We designed the sturdy frame using heavy-duty, moisture-resistant materials, including recycled content, to make it easy to install and remove from your HVAC system. The synthetic fibers in the filter [...]

Ships in 10-15 Business Days (Special Order)

$110.70

The Glasfloss MERV 10 Z-Line 11-1/2×13-1/2×1 Exact air filters excel at removing allergens and dust from the air, making your home’s air cleaner. We designed the sturdy frame using heavy-duty, moisture-resistant materials, including recycled content, to make it easy to install and remove from your HVAC system. The synthetic fibers in the filter media won’t [...]

Ships in 10-15 Business Days (Special Order)

$111.78

The Glasfloss GDS 11-1/8×11-1/8×1 disposable air filter features a strong double-strut design, providing excellent durability and performance for homes, businesses, and industrial settings. It offers 10% more open media area than traditional filters, enhancing its dust-holding capacity. We designed this filter for easy disposal and safe handling, eliminating sharp edges. The progressively dense fiberglass maximizes [...]

Ships in 5-10 Business Days

$86.92

The Glasfloss MERV 10 Z-Line 11-1/8 x 11-1/8 x 1 air filters excel at removing allergens and dust from the air, making your home’s air cleaner. We designed the sturdy frame using heavy-duty, moisture-resistant materials, including recycled content, to make it easy to install and remove from your HVAC system. The synthetic fibers in the [...]

Ships in 10-15 Business Days (Special Order)

$105.30

Actual Size: 11-1/8 x 11-3/8 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 10-15 Business Days (Special Order)

$192.36

Glasfloss Z-Line 11-1/8 x 11-1/8 x 1 MERV 13 ZL furnace filters excel where similar HVAC filters (Heating, Ventilation & Air Conditioning) fall short while also offering an eco-friendly design. The air filter frame is constructed of heavy-duty, moisture resistant beverage board incorporating post-consumer recycled materials making it very sturdy and easy to install and [...]

Ships in 10-15 Business Days (Special Order)

$139.64

The Glasfloss GDS 11-3/16x33x1/2 disposable air filter features a strong double-strut design, providing excellent durability and performance for homes, businesses, and industrial settings. It offers 10% more open media area than traditional filters, enhancing its dust-holding capacity. We designed this filter for easy disposal and safe handling, eliminating sharp edges. The progressively dense fiberglass maximizes [...]

Ships in 5-10 Business Days