HONEYWELL/SPARCO manufactures and markets state of the art hydronic heating and plumbing specialties with unique engineering features. We pride ourselves on products of the highest quality that are easy to install and service. As a result, we provide longer than standard industry warranties and give special emphasis to serving our customers. Our major product categories include anti-scald mixing valves, air-elimination products, single and multiple zone valves, flow valves, thermal and heating expansion tanks, manifolds and components for OEM's. The complete line of hydronic heating, plumbing and solar products can be purchased through wholesale distributors. Original Equipment Manufacturers incorporate many Sparco products in their systems. We design and manufacture special products to customer requirements.