Swimline Deluxe 25' x 40' Rectangle In Ground Winter Pool Cover, 5' Overlap, Blue/Black, 8 Year Warranty | CO83045R FC1977 The 4CH-949 fits select Master

The 4CH-949 fits select Master Spas Eco-Pur filtration systems designed for a 5" OD cartridge (actual OD: 4 15/16")

See photos for wiring diagram

Replaces ST1102 & UST1152

25" Throat (incl Outside Mount) (Open Line) SP10852OM — Hayward Auto-Skim Wide Track Square Skimmer - 1½" FIP - 9

The 461100 Pro Service Package – Master consolidates the most frequently replaced components of the MasterTemp and Max-E-Therm heaters into one stocked kit

Swimline Deluxe 25' x 40' Rectangle In Ground Winter Pool Cover, 5' Overlap, Blue/Black, 8 Year Warranty | CO83045R FC1977 The 4CH-949 fits select MasterSize: 25' x 40' w 5' Overlap Shape: Rectangle Swimline Deluxe Winter Cover is made of extra strong polyethylene material with double stitching that allows it to hold up in even the harshest of winters. A large 5 ft. overlap allows for installation on virtually any above ground pool. Installation is a breeze with the included cable and ratchet and the integrated metallic grommets. Features and Benefits: Complete rip proof patented technology 15 year