Solar Heat Exchange Manufacturing (SHEM) is a full service supplier of solar thermal systems and solar thermal components. SHEM is also the creator and manufacturer of the Simple Drainback solar hot water system, an American innovation in solar hot water.
By combining robust components with an elegantly simple design, we've created a highly competent, low cost solar hot water system. The Simple Drainback's load-side heat exchange design offers great versatility for residential and commercial applications. Our Simple Drainback systems come pre-assembled and pre-programmed to allow fast and trouble free installation.
To learn more about the Simple Drainback, please click the diagram to the right.