Water efficiency / Guides

What is a heat pump
Heat pumps, geothermal and AC

Heat pumps: what they are and how they work

...water hybrid electric heat pump hot water heater that borrows that efficiency and significantly cuts the energy required to meet our domestic hot water needs. Related topics to how well heat pumps work In LEED or Passive House homes : The benefits of coupling air source and water heater heat pumps Comparing gro...

Sustainably built Prefabricated Tiny houses from FabCab
Tiny house

Tiny Houses: The FabCab prefabricated building WA

...efficiency: Plumbing lines can be roughed-in for optional solar water heater to be used with the radiant floor heating system. Healthy indoor air quality: Low VOC paints and finishes are used throughout the cabins. Water efficiency: Water efficient plumbing fixtures Optional cisterns can catch and store rainwater...

Detergent-free eco friendly Laundry balls
Cleaning and maintenance

Do Laundry balls work?

...water) provided results that did impress me. Water hardness is an indicator of the level of minerals present in the water, and soaps are less effective in hard water because it reduces their foaming ability. So overall, this was perhaps not the cleanest my clothes have ever been, but the baking soda did really help. ...

Prefab LEED Passive House Kit Homes the Future of House Building?
Passive House

Prefab Passive House & LEED ready kit homes - the future of home building?

...efficiency plumbing and water fixtures Clean water is essential for life, but most people in North America don't think much about the water they use for drinking, food preparation, and sanitation. Freshwater scarcity manifests itself in the depletion of groundwater, and the drying up of rivers and lakes upon which pe...

The Best 10 Energy Saving Tips for Green Homes - EcoHome
Wall assemblies - renovation

Green home improvements: an energy-saving pyramid scheme that actually works!

...water heat recovery: One of the most overlooked ways energy leaves a home is from hot water going down the drain, taking your money with it. The concept of grey water heat recovery is to reclaim that heat before it leaves your house. It simply involves your cold water feed taking a short detour before entering your wat...

Leed platinum plaque
Green building certifications

All about green home certification programs & rating systems for USA & Canada

...efficiency of a building or site in their use of energy, water, and materials and two, reducing building impacts on human health and the environment”. The USGBC was founded In 1993 in the American Institute of Architect’s (AIA) boardroom, instigated by representatives from over 60 firms and nonprofits. The USGBC was ...

Kitchen and Bathroom design tips
Kitchens

Design ideas for durable kitchens and bathrooms

...Water efficient fixtures: Leaky faucet By using approximately 350 litres of water per person, per day, in a world where a billion people survive on 5 litres per day, Canadians have earned the dubious distinction of being the highest per capita consumers of water on the planet. For that reason, the fixtures and ...

Radon Mitigation - Installing a radon evacuation stack in a slab floor
Radon in Homes - Mitigation

Mitigating radon gas in homes

...water? Yes, unfortunately radon is water-soluble and can enter homes that rely on well water, particularly as water is aerated by showers and sinks. Links to cancer due to breathing air contaminated with high levels of radon are well estatblished, but there are also indications that consuming radon-rich water has hea...

PSI

Case Study: Kenogami House, Saguenay, Quebec

...water heat pump to extract heat from the air where it can be deposited into a domestic hot water tank. From there it can serve domestic hot water needs, or be transferred to the radiant concrete floor as thermal storage to balance temperatures between day and night.

Solar thermal collectors

All about solar thermal collectors

...water being pumped through a black tube laying in the sun. There are countless DIY solar panel designs to be found on the web, but there are commercially available solar-thermal panels that can be used for water heating and space heating. A thermal solar collector in a warm climate can have water running through its ...

LEED Homes

The 19 LEED for Homes Prerequisites

...water runoff with silt fencing or comparable measures. Protect on-site storm sewer inlets, streams and lakes with straw bales, silt fencing, silt sacks, rock filters, or comparable measures. Provide swales to divert surface water from hillsides. If soils in sloped areas are disturbed during construction use tiers...