Category Archives: Air Intrusion/Thermal Envelope

Sealing and insulating the walls, floors and roof.

Door Sealing Completed

The back door sealed up nicely after spraying foam into the cracks in the polyiso layer and creating a level plane. I used almost all of two rolls of SIGA Wigluv 60 tape to surround the blue SIGA Majvest air … Continue reading

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Interesting Original Construction Details

One great thing about deconstruction is that it reveals interesting construction details. I am removing siding around what used to be the front door but will now be our Master Bedroom door. The foil covered polyiso is being replaced because … Continue reading

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Siding Decision

In order to install the doors, some of the cedar siding was removed. Then to completely seal the wall where the doors were installed, we had to remove the rest of the siding and replace the damaged 1″ foil backed … Continue reading

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Door Warranty Prep

I met with the door warranty team in mid-June and they asked me to seal up the front of the house and add an awning of some kind over the doors, put in a landing so dirt would not splash … Continue reading

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Repurposed Fiberglass Packing Corners

I love perusing the offerings at Repurposed Materials. Actually I kind of hate to see them growing by leaps and bounds because they were my own little treasure trove here in Denver while now good stuff is located in Chicago, … Continue reading

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Door Doldrums

The Therma Tru doors from Alpen are a remodeler’s nightmare. After the initial install, they didn’t work very well at all. They didn’t close correctly apparently due to being out of level and not plumb. SOO the installers, the door … Continue reading

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Air Barrier Membrane Install

It seemed that it took getting the new doors and windows installed before the time was right to finally install the membrane. I made the decision to use the vapor permeable air barrier from Siga in October of 2013. We … Continue reading

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Door Difficulties

As much as I like the new windows and the LOOK of the new doors, the doors are not opening and shutting correctly. These are Therma Tru entry and french patio doors that Alpen purchases and then installs their high … Continue reading

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Windows and Doors Installation

New windows and doors are the most expensive and largest change to the house since the new slab was installed. And it is finally happening! We ordered the Alpen windows and ThermaTru doors with Alpen glass inserts from Mark Attard … Continue reading

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Windows Arrived

The windows and doors arrived on March 30th just one week later than the original date . Although they didn’t fill up the truck, the unloaded windows took up pretty much space in the garage. Three guys took about an … Continue reading

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Anatomy of our Trombe Wall

We removed the battens and glass from the large thermal mass wall on the south side of the house to get ready for the new window install.  This Trombe wall had a solar glass covering that was deteriorated and needs … Continue reading

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The Windows are Coming!

We have a ship date on our Alpen order of windows and doors! They are due Monday the 30th of March. That is just a week later than the original estimate. The installers are set to start on April 1st. … Continue reading

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Flir One Floor

Here is an infrared photo of the radiant pipes heating up in the slab. The temp shows the warmest temperature spot (red) to be just under design temperature (86˚) for the floor at zero outside. This photo was taken before … Continue reading

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Window and Door Performance

The best performance is expensive, but is it more expensive than it is worth? I hope not! Here are the tested performance values for the 525-S Alpen window and doors that I chose. All the 525-S window panels are glazed … Continue reading

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More Window and Door Decisions

I spent the whole morning with Mark Attard from AE and we finalized the order for the windows and doors. I was not completely happy with the limit on door options, but I hope I picked the best of each … Continue reading

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Alpen 525-S Windows

Alpen HPP makes “cadillac” windows in my opinion. The specifications are far beyond Milgard as I’ve pointed out, and they have a lot of information available about their windows on their website that shows the quest for very high energy … Continue reading

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AE Building Systems

I was fortunate to be referred to Mark Attard at AE when I contacted Alpen for a quote. He is very involved in the Passive House interest group in Colorado and AE Building Systems carries a full line of products … Continue reading

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Local Manufacturers of Windows and Doors

We live near Denver, Colorado. Locally manufactured items qualify for LEED points if they are made within 500 miles of home. There are several local manufacturers of vinyl or uPVC windows in that radius but far fewer for fiberglass.  Milgard, … Continue reading

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Inspections to Complete in 2015

So far we have had two building permits and five or six visits from the Arvada inspectors. The first building permit was for demolition and the under-slab plumbing. We passed after two or three visits from a very nice inspector … Continue reading

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Re-Used Polyisocyanurate Ceiling

Dave has almost finished the 1.5″ polyiso layer on the ceiling. This is the insulation that we bought from Repurposed Materials. The extra insulation on the ceiling is to eliminate the thermal bridging in the wood rafters. The walls of … Continue reading

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