Luke Langhals
  • Athens, OH
  • United States
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Latest Activity

Luke Langhals replied to Benny Saroukhani's discussion Fresh air vent
"David, I'm not sure I can agree with the idea that an ERV operating continuously will distribute moisture from periods of showering in any quantity that would lead to an interior moisture issue. Generally, most ERV systems are pulling air from…"
Sep 6
Luke Langhals replied to Benny Saroukhani's discussion Fresh air vent
"David is absolutely correct that ERV systems independent of the furnace fan will always perform better. Best case scenario for efficient fresh air -- installing the HRV/ERV to extract independently from bathrooms and the kitchen. While…"
Aug 31
Luke Langhals replied to Benny Saroukhani's discussion Fresh air vent
"The amount of CFM pulled through that fresh air duct will be completely unconditioned. Obviously adding that amount of load to the A/C and Furnace. Let's assume it is 50-80 CFM of unconditioned air coming into the return whenever the central…"
Aug 30
Luke Langhals replied to Jerry Needham's discussion HVAC Question about running fan continuously Vs. setting on Auto so it runs when AC or Furnace runs
"If an E/HRV system is installed in unison with the furnace ducting -- you might consider making the ventilation system operate in unison with the furnace fan. Many clients choose to run both systems on a timer set to activate for 20 minutes each…"
Aug 20
Luke Langhals commented on Efficiency First California's blog post Is Health The Future of Home Performance?
"I received a call from a recent ERV installation stating that she painted a bedroom in her house. She said the house smelled terribly of paint fumes (naturally...) and she had hoped her ERV would help alleviate the issue. Upon some over-the-phone…"
Jan 8

Profile Information

UltimateAir Inc
Role in Home Performance Marketplace
Professional Interests
Ventilation, Energy Efficiency, Passive House, Net Zero,

Luke Langhals's Blog

Ohio's Most Efficient Rental

Posted on December 22, 2016 at 1:00pm 0 Comments

Image 1: The 100K project was designed to have a widely open concept. The home includes 2 bedrooms and 2 full bathrooms. The 850 sq ft floor area allows for an open interior feel with maximum utilization of every inch.

Ohio's Most Efficient Rental…


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At 10:06am on August 9, 2016, Diane Chojnowski said…

Hi Luke,

Welcome to Home Energy Pros. Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!


Diane, HEP Moderator


Latest Activity

Franco Oyuela commented on Chris Laumer-Giddens's blog post A Green Home - It's Just Good Design
"HVAC Zoning. Multizone systems constitute innovative technology that’s already changing the…"
4 hours ago
Brett Little posted an event

Building Green & Beer Series: Benefits of going all electric in buildings at Founders Brewing Co

November 28, 2018 from 5pm to 7:30pm
Going all electric in buildings and homes during new construction and renovation offers major…See More
4 hours ago
Jim Gunshinan's blog post was featured
10 hours ago
John White replied to Gordon Smith's discussion Duct Cleaning? Good value or a waste of money?
"Ductless air conditioning systems allow you to break away from larger units that weave ductwork…"
17 hours ago
John White posted a blog post
19 hours ago
Paul Raymer posted a discussion

Green Home Solutions Franchise

Seems like a good concept to franchise cleaning up mold in people's houses.  People are afraid of…See More
Franco Oyuela commented on Tom White's blog post Why We Save: When the Cost of Energy Hits Home
"How to Save Money With a Mini-Split System. The Energy Star program provides detailed information…"
Jim Gunshinan posted a blog post

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