Heating Element only for M4 Mattress Overlays Toppers Sling Commode Dacron Mesh w Chains Gait Belts Sling Commode Dacron Mesh w Chains *1Pc Ea *350lb capacity *2 Point w o Head Support *The durability and seat style has placed the 113 as one of the more popular classic slings ASTM Level 3 (Heavy fluid protection) * Two polyurethane headbands secure the mask to the face to help ensure a tight facial seal and prevent leakage around the mask edges * Large pouch style breathing chamber and So Soft lining for added comfort * Hydrocollator M4 Heating Element 1500W 120V Replacement Kit * Kit comes with Heating Element (2) Washers (2) Nuts & (2) Replacement Terminals if needed * Fits Model M4 Hydrocollator * Original Factory Replace Part * 1500W 120V