Manifolds

Heater manifolds distribute water flow evenly to and from the heater assembly, ensuring consistent heating performance. A cracked or corroded manifold can reduce water pressure, cause leaks, or compromise heater efficiency. Spa Guy Parts carries replacement heater manifolds compatible with a variety of hot tub brands and heater configurations. Whether you're rebuilding an existing heater or replacing a damaged manifold, we have the parts you need. Shop now and get free shipping on orders over $75.