Shawna Henderson's Blog (6)

Drainwater Heat Recovery Units & Water Efficiency

Reblog, originally posted on www.bluehouseenergy.com 16 Feb 2015

Hot water distribution efficiency is now included in HERS ratings, under an amendment to ANSI/RESNET Standard 301-2014. This is a Good Thing. To date, all of our efforts to represent, and then…

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Added by Shawna Henderson on March 17, 2015 at 8:38am — 6 Comments

Sales funnels are funny shaped things

One challenge seems to be at the forefront of a lot of the discussions I'm having with colleagues and associates these last few weeks is sales. Closing sales. Making the sale. Getting some traction...getting any movement at all...

Mark Mitchell is a sales and marketing consultant for the building materials industry who writes a good blog. I have been reading Mark's blog for a little while now, diving into the archives…

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Added by Shawna Henderson on January 26, 2015 at 9:23am — 1 Comment

Drainage Planes and Rotting Buildings

We had some serious problems with rotting in buildings that were constructed in the period 1980 and 2000s. ‘Leaky Condo Crisis’ reached fever pitch in Vancouver, BC and surrounding region (excellent Wikipedia entry details the problems, the situation and the fallout here.

In a nutshell, SoCal dry-hot climate details (no rainscreen, no overhangs)…

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Added by Shawna Henderson on January 15, 2015 at 9:00pm — No Comments

Building Science Online Training Just Got More Affordable

Hey 2015! Here at Blue House Energy, we've a big thanks to everyone who took our Building Science Basics online course in 2014. We've been praised us to the skies <blush> for the quality of our work. We want to give more folks access to affordable, on-demand training. So, our Good Thing just became a Great Deal: our course fees are cut in half!

Register here.



If you took Building Science…

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Added by Shawna Henderson on January 13, 2015 at 5:30am — No Comments

More 'clean' products that might not make the grade

While hard-surface flooring is on every list for improving indoor air quality, the type of hard-surface flooring may be problematic, especially if your clients' health is already compromised.

This article on formaldehyde levels in laminate flooring emphatically waves the health flag. The article is based on testing of Chinese-made laminate…

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Added by Shawna Henderson on October 10, 2014 at 10:50am — No Comments

Who reads the manual? Hiss and Poop are abnormal Phenomenon

I had no idea heat pumps were such poop and kak generators.

Added by Shawna Henderson on April 1, 2014 at 9:56am — 2 Comments

Forum Discussions

Origin of guarded blower door testing

Started by Kim Tanner in General Forum. Last reply by Eric Kjelshus 19 hours ago. 9 Replies

Electro Magnetic Fields (EMF)

Started by Barry L NewDelman in General Forum. Last reply by Daniel Cullen Aug 10. 5 Replies

When is it too windy to use blower door?

Started by Brandon Walton in General Forum. Last reply by Iain Walker Aug 10. 17 Replies

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Eric Kjelshus replied to Kim Tanner's discussion Origin of guarded blower door testing
"That same house that meet highest sealing rate in early 1980 we went back and super sealed it and…"
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