The greening of our house

Solar water heating Colin's DIY solar water heater from Navitron.

Our rain water toilet Colin's elevated rain water tub and double-float valve toilet.

Our LED starlights Colin's low power LED lights for our hall.

Our solar-powered background lighting Colin's array of solar-powered lights all around the house.

A solar-powered dna light Colin's solar-powered light based on the DNA molecule.