🌀 Unicel 5CH-37 Replacement Pool & Spa Cartridge Filter – 37.5 Sq.Ft. Part #5CH-37 | Dimensions: 5-5/16" Diameter x 9" Length | Bar Handle | 1.5" MPT Threaded Bottom The Unicel 5CH-37 cartridge filter is designed for superior water clarity and easy maintenance in your pool or spa. Featuring durable pleated polyester media, it delivers reliable filtration while maximizing water flow and equipment efficiency. ✅ Product Features: 🔄 Fits Many Spa & Pool Systems – Trusted replacement for compatible OEM and aftermarket filters 📏 Dimensions: 5-5/16" diameter x 9" length 🔗 Top: Bar Handle for easy installation & removal 🔩 Bottom: 1.5" Male Pipe Thread (MPT) – Secure, leak-resistant connection 🧼 37.5 Sq. Ft. Filtration Area – Captures fine debris, dirt, and contaminants 🧃 Heavy-Duty Polyester Media – Washable, reusable, long service life 🔁 Compatible Replacements: - Pleatco PRB37-IN, Filbur FC-2385, Sundance 6540-501, Master Spas X268143, and more 📦 Applications: - Commonly used in portable spas, hot tubs, and select above ground pools - Check your existing filter's part number and measurements for compatibility 📋 Maintenance Tips: - Rinse the filter every 2-4 weeks or as needed - Deep clean with filter cleaner solution every 1-2 months - Replace annually or when signs of wear or reduced flow are observed 🛠️ Keep your water sparkling clean with Unicel – the industry leader in replacement filter cartridges!