Safeguard Window Screen Filter

At long last, allergic people can open their windows and enjoy pollen-free air when they use a Safeguard Window Screen Filter. This window screen filter has been tested and proven to be 92% efficient at keeping out ragweed pollen so that you can breathe easier. The Safeguard Window Screen Filter is not only warp proof, but its rust-proof aluminum frame ventilator expands to fit your window, and seals around the frame to provide a tight fit.
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Product Notes:

• Even in inclement weather, the Safeguard Window Screen Filter provides fresh air while it also reduces outside noise.
• For severe mold allergies, keep windows closed and run a room air purifier. It is helpful to keep track of filter replacements for your records.