Water Supply(Water Fittings) Regulations 1999:
Set out as a means of preventing waste, undue consumption, misuse, contamination and erroneous measurement of water.(This is the standard of all the materials that should be used, and how they should be used). Simple two pager document.
Energy Saving Trust - energy efficiency & conservation:
Information and advice on how you can be more energy efficient in your home. From Insulation to energy saving appliances and other household goods, ...