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1" Poly-Flo Washable Filters


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Poly-Flo Washable Filter, Swamp Cooler Filter, 18x36x1 MERV 5 (estimated)
Poly-Flo Washable Filter 18x36x1
Actual 17-3/4" x 35-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $50.00 Ea.
Availability: Discontinued
Item #: WS18361 -

This Poly-Flo Washable 18x36x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 20x20x1 MERV 5 (estimated)
Poly-Flo Washable Filter 20x20x1
Actual 19-3/4" x 19-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $37.00 Ea.
Availability: Discontinued
Item #: WS20201 -

This Poly-Flo Washable 20x20x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 20x22x1 MERV 5 (estimated)
Poly-Flo Washable Filter 20x22x1
Actual 19-3/4" x 21-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $40.00 Ea.
Availability: Discontinued
Item #: WS20221 -

This Poly-Flo Washable 20x22x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 20x24x1 MERV 5 (estimated)
Poly-Flo Washable Filter 20x24x1
Actual 19-3/4" x 23-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $45.00 Ea.
Availability: Discontinued
Item #: WS20241 -

This Poly-Flo Washable 20x24x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 20x25x1 MERV 5 (estimated)
Poly-Flo Washable Filter 20x25x1
Actual 19-3/4" x 24-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $44.00 Ea.
Availability: Discontinued
Item #: WS20251 -

This Poly-Flo Washable 20x25x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 20x30x1 MERV 5 (estimated)
Poly-Flo Washable Filter 20x30x1
Actual 19-3/4" x 29-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $51.00 Ea.
Availability: Discontinued
Item #: WS20301 -

This Poly-Flo Washable 20x30x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 20x36x1 MERV 5 (estimated)
Poly-Flo Washable Filter 20x36x1
Actual 19-3/4" x 35-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $56.00 Ea.
Availability: Discontinued
Item #: WS20361 -

This Poly-Flo Washable 20x36x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 24x24x1 MERV 5 (estimated)
Poly-Flo Washable Filter 24x24x1
Actual 23-3/4" x 23-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $42.00 Ea.
Availability: Discontinued
Item #: WS24241 -

This Poly-Flo Washable 24x24x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 24x30x1 MERV 5 (estimated)
Poly-Flo Washable Filter 24x30x1
Actual 23-3/4" x 29-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $59.00 Ea.
Availability: Discontinued
Item #: WS24301 -

This Poly-Flo Washable 24x30x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 24x36x1 MERV 5 (estimated)
Poly-Flo Washable Filter 24x36x1
Actual 23-3/4" x 35-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $67.00 Ea.
Availability: Discontinued
Item #: WS24361 -

This Poly-Flo Washable 24x36x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 25x25x1 MERV 5 (estimated)
Poly-Flo Washable Filter 25x25x1
Actual 24-3/4" x 24-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $53.00 Ea.
Availability: Discontinued
Item #: WS25251 -

This Poly-Flo Washable 25x25x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 25x28x1 MERV 5 (estimated)
Poly-Flo Washable Filter 25x28x1
Actual 24-3/4" x 27-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $72.00 Ea.
Availability: Discontinued
Item #: WS25281 -

This Poly-Flo Washable 25x28x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.

Poly-Flo Washable Filter, Swamp Cooler Filter, 25x30x1 MERV 5 (estimated)
Poly-Flo Washable Filter 25x30x1
Actual 24-3/4" x 29-3/4" x 7/8"
MERV 5 (estimated)
Aluminum Frame
As low as $62.00 Ea.
Availability: Discontinued
Item #: WS25301 -

This Poly-Flo Washable 25x30x1 durable, long-life filter is made of 100% polypropelene washable media that does not support microbial growth.It has a low pressure-drop providing optimum air flow. The frame is made from sturdy, rust resistant aluminum channel.Great for use in boats. Ideal for places with limited storage space. A perfect filter for swamp coolers.