The Dial 3024 33x36 Inches MaxCool Aspen Pad is a high quality pad designed for your evaporative coolers. The Pad will enlarge to when moist so that maximum cooling will be achieved. It is designed with evenly distributed aspen fibers for uniform lower cooling temperatures. The extra long aspen of Dial 3024 33x36 Inches MaxCool Aspen Pad lessens fibers in cooler pans. On top of that, this Individually packaged aspen pad is made with strong and natural extra absorbent pad. The materials employed in making this product complied to be environmentally friendly and biodegradable, thus it contributes no harm to nature. These Aspen pads are individually packaged and made with natural, biodegradable, super absorbent aspen. Aspen fibers expand to extra thick when wet and are interwoven to avoid sagging. Aspen pads are more efficient than paper pads resulting in a lower cooling temperature. The installation of the Dial 3024 33x36 Inches MaxCool Aspen Pad is extremely easy, just fold to fit - no need of cutting. Should you need anything for your evaporative coolers, the friendly team at www.plumbersstock.com is your trusted buddy providing any cooler replacement components, upkeep, supplies and tips you might require.