Heaters

Coast Spas 2-inch heater union with a 2-inch socket tee, joining the heater to the plumbing while adding a branch connection. The union lets the heater be removed for service without cutting pipe...

Coast Spas 4.0 kW SSPA titanium heater rated for 240 V, warming the spa water as it circulates past the element. Titanium holds up well against corrosion from sanitizers. Make sure your control and...

Coast Spas 5.5 kW heating element, Tefel C, the part that heats water inside the heater housing. A failed element is a common reason for a spa that will not warm up. Verify the 5.5 kW rating, voltage...

Coast Spas 5.5 kW heater with 3-inch titanium element, a complete heater that brings water up to temperature quickly. The titanium element resists corrosion, and the 3-inch housing suits higher-flow...

Coast Spas 3 kW auxiliary slave heater that adds heating capacity alongside the main heater. Extra heating helps larger bodies of water recover temperature faster. Fits select Coast Spas Wellness and...

Coast Spas 5.5 kW auxiliary slave heater that runs alongside the primary heater to boost heating in large tubs. The higher 5.5 kW output suits swim spas that hold a lot of water. Fits select Coast...

Coast Spas Balboa 2-inch by 2-inch heater gasket that seals the heater where it meets its union fittings. A worn gasket here is a frequent source of drips around the equipment bay. Replace it...

Coast Spas ribbed gasket for 3-inch heaters that seals the heater connection to stop leaks. The rib helps the gasket stay seated as the union is tightened. Inspect it whenever the heater is removed...

Coast Spas heater assembly NA, a complete heater unit that warms the spa water as it moves through the equipment. Replacing the full assembly is often simpler than rebuilding a corroded or failed...

Coast Spas heater tube matched to a specific heater, the housing water passes through while it is warmed. It fits select Coast Spas Tublicious and Spaberry models. Replace it if the tube is cracked,...

Coast Spas heater tube for a second heater version, holding the element and carrying water past it to be heated. It fits select Coast Spas Spaberry and Tublicious models. Two heater tubes exist for...