Waterway Top Load 45 / Signature 50

Keep your spa water clean and clear with the Waterway Top Load 45 / Signature 50 Cartridge Filter by Magnum Filters. This WY45 replacement cartridge uses quality pleated filter media to capture dirt, oils, hair and fine debris from your spa water. It measures approximately 150–152 mm in diameter and 204–205 mm long. The cartridge features a bar handle on top and a 46 mm SAE coarse thread on the bottom. Regularly rinse the cartridge to remove trapped debris and maintain good water flow. For deeper cleaning, use a suitable spa filter cleaner to help remove oils and build-up.