Lowtech Graph
Heated Water
Water after heating, ready for domestic use
Produced by
Thermosiphon solar water heater
Compost-coil water pre-heater
Electric or heat-pump water heater
Batch solar water heater (integrated collector-storage)
Wood-stove flue water heater (thermosiphon coil)
Solar power diverter / router (surplus-PV to resistive load)
Consumed by
Gravity-fed shower
Pressurised mains-fed shower/bath
Closed-loop recirculating shower