Heat exchanger / Guides

DIY air exchanger installation video
HRV and ERV

DIY Lunos HRV air exchanger installation video

...heat recovery ventilation (HRV) system is very different than what people are probably used to seeing, where air is directed to a centralized core for a heat exchange before being exhausted from the house. Lunos is a decentralized system with a series of self-contained units, each with their own ceramic heat exchange c...

PSI

Case Study: Kenogami House, Saguenay, Quebec

...heat gain and the heat normally generated though human occupancy. This will be the first winter for the Kenogami House, and its performance will be closely monitored. Should it be necessary to take measures to avoid overheating during mild periods, Alain is considering an air-to-water heat pump to extract heat from t...

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...heat exchangers , HVACs (Heating, Ventilation and Air Conditioning) or HRVs (Heat Recovery Ventilators). The point of these systems is to remove moisture and provide fresh air to your home that is pre-heated by the outgoing air. © Van EE The core of an HRV has small separated channels that air passes through, a...

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

...heated by those solar panels in winter, when the sun's angle is lower, will be fed into the floor heating radiant system, which will reduce the energy demand on the heater coil. Conversely and cleverly, in summer if the heat isn't needed in the house, the heat is diverted to an air/water heat exchanger for heating the ...

First Passive House in BC Whistler

B.C.’s First Passive House was built in Whistler in 2012.

...heat as possible in the winter months, without over heating in summer months. Solar hot water collection, a subsoil heat exchanger and cross-laminated timber decking are a few of the extensive sustainable building features incorporated into the prefabricated design, which also meet requirements for Whistler’s Price Res...

Kitchen and Bathroom design tips
Kitchens

Design ideas for durable kitchens and bathrooms

...exchanger, that's an expensive machine with small air channels that won't last long if filled with kitchen grease. Dryers need to be vented directly outdoors as well. Don't be tempted to keep the heat by venting directly into your basement. Humid air requires a lot more energy to heat, so despite how it might appear,...

Solar thermal collectors

All about solar thermal collectors

...heating in winter, then you’d benefit more from an evacuated tube design as they perform better in winter than flat plate collectors. Heat transfer: Solar thermal heat exhanger diagram © Viessmann With glycol systems you need a heat exchanger to warm water for domestic use, space heating, or both. Heated flui...

Naugler House: the most energy efficient Passive House design in New Brunswick
Efficient home design

New Brunswick's most energy efficient home is Passive House designed

...heater unit which self-modulates the heat output. This unit provides all the heat needed to maintain the home comfortably at 20°C on a grey winters day. Before outside air enters the HRV it is preheated or pre-cooled using a simple heat exchanger connected to a 325’ long ground loop of 3/4” pipe buried 5’ deep. Using...

Are low-flow shower heads worth the money?
Bathrooms

Are low-flow shower heads worth the money?

...heat recovery Drain water heat recovery: Before entering your water heater, the cold water feed goes through thin copper pipes wrapped around the drain. Heat from the draining water therefore warms the incoming water before it enters the water heater. This is another big money and energy saver worth the investment....

LEED Platinum Prefab Home Kits
LEED Homes

LEED Platinum Pre-fab Homes

...exchanger Low-E fiberglass framed windows In-floor radiant heating Air-to-water heat exchange system as principal heat source Energy usage monitoring system Rainwater harvesting system Carbonized bamboo floors Custom open bamboo staircase FSC Certified solid wood cabinetry High efficiency toilets Pr...

The importance of Cleaning HRV intakes
HRV and ERV

How to keep your HRV clean and operating efficiently

Why Cleaning HRV Units is a Great Idea! When any machine has its normal operation hampered, it will reduce its efficiency and ability to function properly. Many of us are probably guilty of forgetting about basic maintenance of some of the mechanical equipment in our homes; keeping your HRV (heat recovery ventilator...