Mechanical systems

Mechanical systems and plumbing are at the heart of a home's operation. We cover heating and air conditioning, ventilation, electrical systems, efficient water management and renewable energy production. Informed decisions on design and product selection can affect comfort, efficiency, durability, operational cost and above all, health for occupants.

Solar Electricity Generation & Storage with no Batteries, Azelio
Renewable energy

Azelio Solar solutions combine electricity generation & storage without Batteries

The Swedish company Azelio has an innovative solution for generating carbon neutral electricity with storage that doesn't need batteries… New technology combines solar power generation & battery free power storage The forever-changing landscape of the green home building industry sees ideas come and go, and on occasio…

Tesla Solar Roof Cost Comparison, Competitors & Reviews
Solar photovoltaic

Are Tesla solar roofs worth the money? Are there any competitors? Our take on the future of BIPV

BIPV solar roof shingles are poised to take over rooftop solar installations with better durability, pricing and aesthetics announced for the Tesla solar roof - here we look at the competitors in the solar roof market… Rooftop solar-power production is fairly commonplace now, and you always know exactly which roof has…

Tesla Solar Roof Tiles installation just got easier
Solar photovoltaic

Tesla solar roof gains ground with target of 1000 solar roofs / week

Finding a long-term roofing solution hasn't been the norm in the US & Canada, but the times they are a changing. Sustainable homes are gaining in popularity and the Tesla solar roof tiles are starting to make sense… The Telsa solar roof tiles are in the news again. They now have solar panel shingle installations going…

Hydraloop gray water recovery and treatment systems
Greywater Recycling

At last, a compact & easy to maintain solution for gray water recycling & treatment - the Hydraloop

Treating and recovering gray water in the home has always been a bit of a hit and miss affair, with DIY solutions often the only option - until now… At last, a packaged solution for gray water treatment & recycling - the Hydraloop Reducing home water consumption is an increasingly important issue, as the world is alre…

Wood Combustion - How it works and the different stages
Wood stove and biomass heat

Wood Combustion – How Firewood Burns & How to get the best heat while being eco-friendly

Wood Combustion – How Firewood Burns, the stages and processes, & how to get the best heat for your $ while being eco-friendly… Understanding how firewood burns, the technical details Stage 1: The Evaporation of Moisture – otherwise known as “getting the d@mn thing going” If you’ve ever tried to burn wet or unseasone…

Decentralized Energy Generation for LEED, Passive House & Green Homes
Renewable energy

Which is the Best Type of Home Energy Generation for Green Homes?

Solar panels good, coal-fired power plant electricity bad. If only it were that simple to choose. We discuss the best alternatives for producing your own power at home, from solar to wind turbines to generator bikes...… Home Energy Generation, which option is best? How the electrical grid is fed near you will be a hug…

60 Minutes On This Bicycle Can Power Your Home For 24 Hours (In Theory Anyhow)
Renewable energy

Can you really power your home with a bicycle generator?

Would you exercise for an hour every day if the workout powered your home for twenty-four hours? EcoHome investigates if Bike Generators cut the mustard...… Mitigating climate change at home, get on your bike! As we look for ways to mitigate climate change, improving home energy efficiency and decentralising power gen…

Solar Radiant Heated Floor Slab Kit
Delivery: radiant, forced-air and decentralized

Solar heated radiant floor with radiant heated hot water for a site with problem soil - expansive clay

Ecohome’s new demo house will be a slab on grade with Solar radiant floor heating powered by air tubes heated with air solar panels - Ingenious! Ideal for boosting Passive House heating in cold climate zones… EcoHome is in the process of building our next demonstration low-energy house, and to do so we have partnered …

Solar thermal collectors

Product of the month: Solar water heater with overheating protection

The flat plate solar thermal collector from Viessmann has a modulating collector to prevent overheating.…   Solar thermal panels in cold climates are at risk of freezing in winter, so in the North, we use a glycol mix as a heat transfer fluid. This prevents panels from freezing but introduces new problems in the summe…

Solar thermal collectors

All about solar thermal collectors

Choosing the right solar thermal water heater system… What is a solar thermal collector? A photovoltaic (PV) solar collector converts solar radiation into electricity, but a solar thermal collector is much simpler than that. It refers to a device that collects heat directly from solar radiation. That can be as simple …

Air-heated radiant concrete floor
Delivery: radiant, forced-air and decentralized

Air-heated radiant floors

A comeback for radiant floors heated with air tubes… Radiant heating systems are very common in concrete floors now because they provide a very balanced and comfortable distribution of heat. Those systems are most commonly hydronic, meaning heated liquid is pumped through tubing in the concrete which then radiates tha…