DIY Rocket Mass Heater Build Log For Commercial Greenhouse. 32 Comments . by: ... Short Link: Copy [Bigelow Brook Farm] has a cool geodesic dome greenhouse that needs to stay warm in the winter.

South side and top are single layer greenhouse plastic—UV resistant—long life; Latitude is 40 o N. Heater. The heater is a DIY rack of surplus power resistors that work out to 500W @ 115VAC—very ...

Building a DIY greenhouse is one of the best ways to extend your growing season and get a jumpstart on spring gardening! I know how frustrating it can be to wait for the last frost date to pass ...

THIS season learn how to cut down on heating costs – not coziness. A handy homeowner made his own DIY wood heater – and showed his solution to preventing smokiness. “Alright, I\b… ...

Charlie, I have "improved" the heat-gathering ability of these mirrors. (Now the re-circulated Solar Hot Water) is greater than 125 Degrees F. ALL DAY LONG.