Fits Hayward CX1750RE StarClear Plus C175 FC-1294 PA175 C-8417 Filter Cartridge (2 Pack). Tier1 Model Number: PAS-1044-WAND-BRUSH-2-PACK. TIER1-PAS-1044 2-Pack and TIER1-PAS-WAND-BRUSH. Keep the Water Clean: The pleated fabric filter maximizes contact between filter media, allowing for greater capacity and reduction. The durable & washable 175 sq ft fabric has tight porosity and a dense weave which sifts out unwanted hair, leaves, dust, sediment, sand, etc. With a high strength, high flow design. Fit and Dimensions: The cartridge is designed for systems that use a 8 15/16 inch (Outside diameter) x 28 3/16 inch (Length) spa or pool filter. It is recommended that you change your pool or spa filter when the pressure gauge on the filter tank reaches 8 psi above the pressure recorded when first installed. Your filters are guaranteed to be the right fit! Our customer service team is guaranteed to answer your call! You’re guaranteed to find expert help! If you need assistance placing your new order please let us know how we can help!