- Water Sentinel PGE-1 Swamp Cooler Filter:
- Water Sentinel PRO GUARD PGE-1 swamp cooler water filters are designed for evaporative coolers or swamp coolers up to 6,500 cfm.
- The Water Sentinel PGE-1 ProGuard water filter helps prevent lime and scale build up in your swamp cooler.
- These units are designed to last all season.
- The Water Sentinel PGE-1 ProGuard swamp cooler filters are easy to install. Just place inside the coolers water pan.
- Water Sentinel PRO GUARD utilizes a high quality, food grade, NSF listed polyphosphate.
- Water Sentinel Swamp Cooler PGE1 ProGuard Filter will increase the pad life and maintain cooler performance.
- The PGE-1 measures 1 3/8 x 4 1/2.
- Manufacturer: Water Sentinel PGE-1