According to the manual of my AWB ThermoMaster 2HR 28.02WT Condensing boiler, it is compatible with a pre-heating solar system for tap-water only. It even has extra facilities to ensure that the ...
Possible Duplicate: How can I efficiently heat a pool? I have an in-ground pool at around 20,000 gallons and I live in the northeast (Maine). My pool gets direct sunlight for about half ...
My roofer has just installed three Velux sun tunnels. One will have a rigid tube, once the parts are delivered (it was broken in the box). The other two are flexible and I have pulled the tubing as ...
I want to install a solar tube to bring light to a room with no windows. There are sadly no standards to be able to compare products in the market. I would expect a "lumens" spec that lets you ...