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DIY Solar Water Heater explains how DIY solar water heating works and what a safe project needs: components rated for the temperatures and pressures involved, materials suitable for drinking water, scald and pressure protection, and an honest look at when a certified system is the better choice.
Products compared on published specifications
Compare five DIY solar hot water system options, from controllers to evacuated tube tanks and off-grid kits, with specs, pros, cons and who each one suits.
Compare 3 passive solar hot water system options for homes, with specs, pros, cons and a buying guide to help you pick the right one.
Comparing six solar thermal heat pump options by fit, efficiency and build needs, with specs, pros, cons and a buying guide to help you choose.
Compare 5 active solar hot water systems by tank size, coil setup and use case. See which active solar hot water system fits your household before you buy.
Compare 5 solar thermal swimming pool heating options for DIY and above-ground pools, with specs, pros, cons and a buying guide to help you choose.
Compare five flat plate solar thermal collector options by fit, specs and pros and cons, with a buying guide to help you choose the right panel for your water h
Learn the difference between flat plate and evacuated tube solar collector, from cold-climate performance and cost of ownership to build difficulty and maintena
Compare the 7 best solar hot water system repair kits and parts, from leak-sealing plugs to heater tubes and float valve seals, with buying tips and key specs.
Compare 5 solar hot water system circulating pumps by fit, specs and trade-offs, with a buying guide to help you choose the right pump for your setup.