Dennis Heidner
  • Kirkland, WA
  • United States
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Dennis Heidner's Page

Latest Activity

Dennis Heidner replied to Paul Raymer's discussion Stud cavity air returns
"I live in a house that was built in 1963,  the builder used wall cavity between the first and second floor stair way as the return shaft for the furnace.  I'd could hear the furnance running louder because of the sound from the air…"
Aug 27
Dennis Heidner replied to Jerry Needham's discussion HVAC Question about running fan continuously Vs. setting on Auto so it runs when AC or Furnace runs
"Jerry,  Luke below has also suggested the first thing that came to my mind.  An ERV/HRV is installed and the furnace fan at low circulation speeds is being used to mix the fresh air from the ERV/HRV."
Aug 20
Dennis Heidner replied to Leslie Jackson's discussion DIY Filter Solution for an Evaporative Cooler, anyone?
"Where is the duct for the evaporative cooler running.  Straight out into the room?  or through ducts in attic or the floor.  I've seen underslab ducting that had failed... and the dust was actually dirt that was being picked up…"
Jul 26
Dennis Heidner commented on Pearl Home Certification's blog post Something New (Solar) and Something Old (Wood Stoves) get Jim’s Home to Pearl Gold
"Not included in the discussion of this house - was the number of air changes per hour that they are making with an ERV or HRV.  And how they provide the combustion air for the wood burning."
Jul 26
Dennis Heidner replied to Bruce Navin's discussion LED's interfering with Garage Door Openers
"I posted an explanation to Liam weeks ago.   Since different LED manufacturers may use different chipsets changing brands often means the noise they generated at the time is different. The original post was almost SIX years ago.  That…"
Mar 17
Dennis Heidner replied to Bruce Navin's discussion LED's interfering with Garage Door Openers
"LED should not be flashing at a rate of about 15/s.  They would be VERY old and simple crude designs - with something wrong.   The modern electronics that are in an A-19 bulb,  take the 120VAC, crank it up to about 350Vdc,  then…"
Feb 24
Dennis Heidner replied to Sean Lintow Sr's discussion Water Saver or Gimmick? in the group Best Practices (Residential)
"Sean,  if you are in a drought prone or high electric market area... I can see how they would work - if you can't install a demand controlled recirc pump. FWIW,  Last week (October 2017) I spent a week at a Laquinta hotel near the…"
Oct 13, 2017

Profile Information

Company
Rextorgroup
Professional Interests
Energy efficiency, building envelop, renewables, building modeling

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At 3:25pm on March 21, 2013, Diane Chojnowski said…

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Forum Discussions

Mini split installation location

Started by Jan Green in HVAC. Last reply by David Butler 14 hours ago. 13 Replies

Think of the house as a really big duct

Started by Frank Spevak in HVAC. Last reply by John White on Friday. 2 Replies

Mini split air conditioners and ceiling fans

Started by Beverly Lerch in General Forum. Last reply by Beverly Lerch on Thursday. 13 Replies

Condensation on ceiling and walls of master bedroom

Started by Jerry Needham in General Forum. Last reply by John Nicholas on Thursday. 10 Replies

Latest Activity

Tom Phillips replied to Don Fugler's discussion Choosing a range hood in the group Kitchen Ventilation
"thx, Don. See slides 16-17 BTW, it is a modeling study , based lab data and assumed outdoor PM2.5…"
35 minutes ago
Matt Wright added a discussion to the group Job Board
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Home Performance Expert in Frisco, CO

Deeper Green ConsultingHome Performance ExpertJob Description:Deeper Green Consulting is seeking a…See More
1 hour ago
Home Performance Coalition shared Barbara Smith's video on Twitter
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Shine Facility Services posted a photo
1 hour ago
Don Fugler replied to Don Fugler's discussion Choosing a range hood in the group Kitchen Ventilation
"There is a scientific paper that Tom Phillips cited where the researchers are looking at the…"
2 hours ago
David Byrnes's video was featured

Should the Attic Floor Insulation Be Removed When Doing Spray Foam?

Spray foam insulation contractors and homeowners alike have debated this questions over many years and since spray foam first gained popularity
5 hours ago
Profile Iconmosan, Shine Facility Services and Todd Hensel joined Home Energy Pros Forum
7 hours ago
John White posted a blog post
10 hours ago
David Butler replied to Jan Green's discussion Mini split installation location
"I'm not sure if I'm making myself clear. You don't want to 'squeeze' the…"
14 hours ago
Jim Gunshinan posted a blog post

More "Buzz" from ACEEE Summer Study—Grow Homes

Joe Clark and Martha Wudka of Evergreen Economics did a study in which "getting into the weeds (or…See More
19 hours ago
Jan Green replied to Jan Green's discussion Mini split installation location
"I agre that the south wall would be shaded for the warmer summer months, but it won't look…"
21 hours ago
Jan Green replied to Jan Green's discussion Mini split installation location
"I'll check on electrical.  Good point.  "
21 hours ago
Jan Green replied to Jan Green's discussion Mini split installation location
"Thank you for that.  I wanted to put it on the west wall since there isn't much chance of…"
21 hours ago
David Butler replied to Jan Green's discussion Mini split installation location
"Hi Jan, actually, I said you'd be find putting it on the west wall since you wanted a larger…"
22 hours ago
Brett Little posted an event
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Using Pearl Certification to Bridge the gap between home energy and value - Free CE Webinar at Webinar Online

October 3, 2018 from 12pm to 1:15pm
In this webinar, “The Power of the Pearl Connection”, Pearl Certification’s Cynthia Adams, CEO and…See More
yesterday
Walter Ahlgrim replied to Jan Green's discussion Mini split installation location
"Being a Flip you must consider the install cost. At least get a bid for a PTAC unit like the ones…"
yesterday
Daniel Baur-McGuire replied to Jan Green's discussion Mini split installation location
"South Wall. It will have the highest load needed for cooling/heating. the shade from the tree could…"
yesterday
Glen Gallo replied to Jan Green's discussion Mini split installation location
"I would add where is the power coming from? the south wall proposed might have easier access for…"
yesterday
John White replied to John Carton's discussion Insulation touches underside of roof in home with no soffit or soffit venting.
"Soffit vents can be used for intake, but they are not the only means of intake. If you have a…"
yesterday
Franco Oyuela commented on David Byrnes's video
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Why One Room Is Hotter Than Others

"If the temperature difference between your bedroom and your living room feels like walking from a…"
Friday

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