Luke Langhals
  • Athens, OH
  • United States
Share on Facebook Share

Luke Langhals's Groups

 

Luke Langhals's Page

Latest Activity

Luke Langhals replied to Don Fugler's discussion Depressurization/make-up air issues in the group Kitchen Ventilation
"I've seen both work with success, really it comes down to duct design/placement. It would depend on the location of the supply duct's entry point as well as duct sizing, length, type, etc. One emerging option is a passive opening (with…"
Tuesday
Luke Langhals replied to Don Fugler's discussion Depressurization/make-up air issues in the group Kitchen Ventilation
"It would be nice to prevent range hood manufacturers from recommending extremely oversized cfm rates. Often we see customers install 1000+ cfm hoods with no consideration of make-up air. I generally recommend customers use the lowest cfm rate…"
Monday
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, 2018
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, 2018
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, 2018
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, 2018
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, 2018

Profile Information

Company
UltimateAir Inc
Role in Home Performance Marketplace
Manufacturer
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…

Continue

Comment Wall (1 comment)

You need to be a member of Home Energy Pros Forum to add comments!

Join Home Energy Pros Forum

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!

Thanks!

Diane, HEP Moderator

 
 
 

Forum Discussions

New(ish) ZNE publications available

Started by Ann Edminster in General Forum. Last reply by Jacob Corvidae 8 hours ago. 1 Reply

Energy OutWest 2020

Started by Diane Deyerler in General Forum 10 hours ago. 0 Replies

Proper means of insulating raised floor above concrete

Started by Matthew Greenawalt in General Forum. Last reply by Franco Oyuela on Tuesday. 6 Replies

The Nest Learning Thermostat - Good or Not So Much?

Started by Melissa Baldridge in General Forum. Last reply by Franco Oyuela on Monday. 67 Replies

Latest Activity

Coby Rudolph commented on Jim Gunshinan's blog post What Are the Nation's Best Utility Energy Efficiency Programs?
"Interesting. Something needs to change when 30% of the exemplary programs (16 out of 53) saw…"
6 hours ago
Dimitri Mal joined Bob Krell's group
Thumbnail

Healthy Indoors (IAQ)

The Healthy Indoors group is focused on indoor air quality (IAQ), mold, moisture control, radon,…See More
7 hours ago
Dimitri Mal joined allen p tanner's group
Thumbnail

Energy Auditing Equipment for Sale, Trade or to Purchase

Discuss the pros and cons of the equipment you are interested in prior to purchase. Post equipment…See More
7 hours ago
Jacob Corvidae replied to Ann Edminster's discussion New(ish) ZNE publications available
"Great to see these Ann. Thanks for sharing. "
8 hours ago
Jacob Corvidae commented on Pearl Certification's blog post New Study Measures Impact of Energy Efficient Features On Home Sale Prices in Phoenix
"Congrats folks - great to see that moving forward. We'll look forward to the…"
8 hours ago
tedkidd commented on Jim Gunshinan's blog post What Are the Nation's Best Utility Energy Efficiency Programs?
"Midwest energy is the only program I've run across that's worth a damn. VT and Austin…"
8 hours ago
Jan Green commented on Pearl Certification's blog post New Study Measures Impact of Energy Efficient Features On Home Sale Prices in Phoenix
"The link to the study doesn't work. "
9 hours ago
Jan Green commented on Pearl Certification's blog post New Study Measures Impact of Energy Efficient Features On Home Sale Prices in Phoenix
"Excellent forward thinking partnership.  Gaining momentum with this partnership is HUGE!…"
9 hours ago

© 2019   Created by Home Performance Coalition (HPC)   Powered by

Badges  |  Report an Issue  |  Terms of Service