Grey / Guides

Grey water and heat recovery shower
Bathrooms

EcoVéa: recycled and cleaned shower water

...Grey water heat recovery units that capture some of the heat from shower drain water have carved out their own place in the green building market, but showers like the Orbsys and EcoVéa one-up even that type of system. The more dire our climate situation seems to get, the more brilliant minds we see step up and provi...

Grey Water Recycling Never Looked Better
Greywater Recycling

Greywater recycling never looked better

...grey water tank is full. Here's how it works. There are two levers, one for each compartment. An LED light provides information about available water levels. If grey water abounds and there is enough to flush with the recycled water, the light is green. If not, the light is red and a fresh flushing option is availabl...

Water efficient bathroom fixtures
Plumbing and water heaters

Plumbing & water

...grey water (laundry, dishes, shower) for toilets or for irrigation of your garden. It does, however, require a substantial plumbing investment and will eat up some real estate in your basement. So at the price of water, don’t hold your breath waiting for the payback on that one. You could also install composting to...

Water efficiency
Plumbing and water heaters

How to save money on your hot water bills!

...Grey water heat recovery Grey water heat recovery drain pipe © Ecohome Grey water heat recovery is a system that runs your hot water intake through thin copper pipes wrapped around your shower drain, so the water feeding your hot water tank is preheated by the hot water going down the drain. The model shown abo...

The EC3 Tool - Skanska - Calculating & Comparing Carbon Footprint of Buildings
Planning and Design

Calculating the Carbon Footprint of Buildings, Introducing The EC3 Calculator From Skanska

...grey energy and operating energy If you consider the useful life of a building, about half of its carbon footprint comes from grey energy – or embodied carbon, and the other half comes from operating energy. The grey energy consumed during the construction phase causes a one-off embodied carbon emission: when the bui...

Reduce water consumption with residential gray water recycling systems
Plumbing and water heaters

Gray water recycling

...grey water! The term “gray water” refers to all domestic waste water that is drained from sinks, showers, bathtubs and washing machines. While gray water can be reused, water from kitchen sinks or dishwashers is generally not recycled as it contains substantial amounts of grease and organic matter. Water from toilet ...

Cambrian Black Granite
Kitchens

Granite counter tops

...grey or charcoal counters now and still get that last crucial LEED point. For more on how to build healthy kitchens , Choosing eco-friendly and healthy countops and all about sustainable home construction, check out the Ecohome Green building guide, North America's trusted resource on green home building

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

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

...Grey 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 you...

A sustainably built, ultra modern and affordable tiny house
Tiny house

NOMAD Micro Home fuelled by crowd funding, takes green building world by storm.

...grey water treatment can take NOMADs right off the grid." The folks at NOMAD Micro Home want to make high-performance, low impact housing affordable to the masses. Their indiegogo crowdfunding campaign helped them do exactly that. See another beautiful tiny house here in the EcoHome Green Building Guides ...

As our climate adapts to human carbon emissions, homes have to change
Lifestyle and environment

Changing homes in a changing climate

...grey” infrastructure. (Grey infrastructure refers to manmade solutions.) Dow Chemical just completed constructing a 110 acre wetland instead of a traditional waste water treatment plant, realizing many benefits, including a $38.5 million reduction in capital cost. The Canadian Insurance Industry is also working to ...

R values and insulation performance
Efficient home design

Understanding thermal performance

...grey, and white roof membranes on the same building [see above photo] were measured to have maximum surface temperatures of approximately 75°C, 65°C, and 50°C [167°F, 149°F, and 122°F] respectively. While typically in cold climates we think of increased R-values as preventing heat loss from the warmer interior to the...