Technical requirements

HE-1 - Limitation of Demand

• HE01-2 - Walls
• HE05-06 - Ceiling and Roofing
• HE09 - Floor structure
• HE10 - Windows
• HE11 - Sun factor of the windows
• HE12 - Window frames
• HE13 - Awnings
• HE14 - Blinds
• introduccion - Introduction
• MA01 - Biomass Boiler

HE-4 - Minimum green energy contribution to the heating of water

• HE22-23 - Solar panels

HE-6 - Reduction of electric consumption

• HE25 - Electrical installation
• HE28 - Type A appliances

US-1 - Efficient water consumption

• US01 - Plumbing system Water pressure
• US02 - Plumbing: Internal system
• US04 - Recycling of grey water
• US05 - Efficient gardening
• US06 - Kitchen fittings
• US07 - Kitchen Appliances: Dishwasher
• US08 - Bathrooms: Water saving features
• US09 - Bathrooms: Equipment
• US10 - Bathrooms: Cisterns

US-2 - Material and waste management

• US15 - Sustainably produced timber
• US16 - Eco-timber
• US17 - Waste management

US-3 - Design improvements

• US21 - Living areas: Ventilation
• US22 - Living areas: Drying room
• US23 - Natural lighting

US01 - Plumbing system Water pressure

In a standard home, the water pressure is around 400 kPa. With a pressure limit valve we can reduce the pressure to 300 kPa and obtain an important saving in water usage without sacrificing other aspects.