For solar water heating in your home, there are basically two types of solar collectors: conventional flat-plate collectors and evacuated tube collectors. Evacuated tubes have a number of advantages: the work on overcast days, in colder weather, and the tubes can be installed and replaced individually without special tools.
The new LED light bulbs from Philips will change color and brightness with one touch, squeeze, or turn. They are also energy efficient and last 10-20 years. Good work. Expect to see these in coming months or years. These LED bulb designs are part of the Philips Sense & Simplicty design project, which the company […]
Carpet Sweepers are a great non-electric way to clean carpets quickly. So a recent review of a Hoky Sweeper on Cool Tools, caught our eye: You’ve probably seen Hoky Sweepers used in restaurants and hotels. They just plain work. No electric, no plugs, no noise & lightweight. So convenient to grab for a few second […]
Early on, low-flow toilets got a bad rap — and justifiably so — their flushing ability left a lot to be desired. But today there are many low-flow toilets on the market that work well. Terry Love is a plumber who reviews low-flow toilets. He takes his job seriously, installing some of the toilets his […]