All Blog Posts Tagged 'hvac' (5)

Poor HVAC Installation Leads to Increased Energy Use

A new study from the National Institute of Standards and Technology (NIST) revealed that poor installation of air conditioning and heat pump units often leads to unsatisfactory energy performance. This research took three years to compile, with the help of surveys, field evidence, and various measurements for modeling. The most common installation errors included leaky ducts, improper refrigerant charge, oversizing of systems, and restricted…

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Added by Everblue Training on November 26, 2014 at 8:26am — 1 Comment

Mini-Split Heat Pumps are Quirky, Especially their Capacity

Mini-Split Heat Pumps are Quirky and Still Effective

The name "mini-splits" generally refers to heat pump systems with one outdoor unit and one or several smaller capacity air handlers. The efficiency of their operation comes via the inverter compressor and variable refrigerant…

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Added by Chris Laumer-Giddens on September 17, 2014 at 1:32pm — 6 Comments

What do Ducted Mini-Splits Look Like?

The most recognizable and commonly used mini-split system is the wall-mounted ductless system. They’re seen all over the world and are starting to become noticed and used here in North America, particularly in homes with small heating and…

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Added by Chris Laumer-Giddens on July 31, 2013 at 5:18am — 11 Comments

Why Don't Architects and Interior Designers Care About HVAC Systems?

GUILTY! Once upon a time, I would have scoffed at mechanical engineers and contractors if they'd ask me, as the design architect, for a bigger room to put the HVAC (heating and air conditioning) equipment in.

"Are you crazy? And give up valuable storage space???"

They might have also ask me for dropped soffits and vertical chases to run the ductwork through. To which I would reply:

"What?!?! That's not consistent with my innovative and beautiful design! The…

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Added by Chris Laumer-Giddens on December 13, 2012 at 7:54am — 2 Comments

Energy Auditing Ourselves

A short while ago I was in a meeting that centered on creating a flexible winter weatherization plan that would have a wide degree of application.  While such plans are not uncommon in the least, I was surprised to hear that we, as inhabitants, came up as a serious aspect of energy inefficiency.

As someone who works with material and energy inefficiencies,…

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Added by Nathan Christensen on January 17, 2011 at 12:00pm — 5 Comments

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.

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Tom White posted a video

Weatherization to Home Performance -- Tools & Tips for Developing For-profit Services

Are you a low income weatherization contractor looking to add home performance work you your services? The Home Performance Resource Center, Efficiency First, and NCAF present resources developed through expert industry engagement. While many of the…
1 hour ago
Jim Gunshinan posted a discussion

Tax Time Blues

There is a tax credit available to homeowners who have walls insulated. The credits were continued…See More
1 hour ago
Bruce Glanville replied to robert jones's discussion Should your local weatherization company be required to have someone BPI certified on their staff?
"I have been testing homes for my state utility as a baseline residential load data collection…"
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Stan Kuhn replied to Jim Gunshinan's discussion When your shower is in your kitchen...
"I think this is in the wrong Forum, it belongs in Hall of Shame.  One the dumbest ones…"
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Terrell posted a status
"Ebook version of my book Passive Buildings in Canada - detailed sections http://store.blurb.ca/ebooks/521524-passive-buildings-in-canada"
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Terrell posted an event

Boots on the Ground webinar at Toronto

March 10, 2015 all day
Passive Buildings Canada is pleased to be a sponsor and webinar host for BlueGreen Consulting…See More
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Comly Wilson commented on Home Energy Magazine's blog post At Home with the Internet of Annoying Things
"Interesting read. My instincts are to guess that there will eventually be either an new entrant in…"
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