Passive solar water heater

Passive solar water heater

A water heating system that does not require mechanical pumps or controls to create hot water for domestic use.
References in periodicals archive ?
Based on the various product segments the market can be categorise in two broad categories namely active solar water heater and passive solar water heater. In active solar water heaters external water pump is needed for water circulation.
For the do-it-yourselfer seeking an inexpensive, easy-to-build solar water-heating system, the integral passive solar water heater (IPSWH, pronounced ips-wah) is a dream come true.
Robber's Roost, Butch Cassidy's 1880s hideout in Utah, reportedly still includes the remains of a passive solar water heater: a large black can filled with water and placed in the sun.
Integral passive solar water heaters, also called batch heaters, are the simplest of the passive systems, and their reliability and independence from external power lead to long-term production at a very low cost.
Passive solar water heaters are cost-effective in a wide range of climates, but are easiest to build and operate in warm climates.
There are several low-cost, low-tech devices that anyone can use, such as an integral passive solar water heater which is basically a tank in a box.
Based on the various product segments the market can be categorised in two broad categories namely active solar water heater and passive solar water heater. In active solar water heaters, an external water pump is needed for water circulation.