The Dial 3003 24x30 MaxCool Aspen Pad is a consistently good quality and durable pad for your evaporative coolers. It will Enlarge to extra thick when moist so that maximum cooling will be achieved with efficiency. It is designed with evenly distributed aspen fibers for uniform lower cooling temperatures. The extra long aspen of Dial 3003 24x30 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. This Aspen pad for use in your evaporative coolers has interweaving strands to avoid sinking. 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 Dial 3003 24x30 MaxCool Aspen Pad is a straightforward, just fold to fit - no need of cutting. Should you need anything for your evaporative coolers, www.plumbersstock.com is your trusted buddy in any cooler replacement components, upkeep, supplies and tips.