"Keep in mind that for all but the hottest hours, a tightly sized system already has excess capacity. Even at design conditions, it doesn't take much extra capacity to recover from setback. Many of my clients use setback (actually 'set…"
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David Byrnes
- Tempe, AZ
- United States
- Blogs (10)
- Discussions (6)
- Events
- Groups (1)
- Photos
- Photo Albums
- Videos (9)
David Byrnes's Discussions
When can an oversized A/C be a good thing?
Started this discussion. Last reply by David Butler 9 hours ago. 8 Replies 0 Likes
I've always been a strong proponent for properly sizing A/C's together with home performance upgrades but with utility companies moving towards more demand based rate plans we've come across some…Continue
Tags: based, rate, plans, demand, controller
Join a Home Performance Mastermind
Started Jan 14, 2016 0 Replies 0 Likes
I'm putting together a mastermind group of energy auditors and home performance contractors to help each other grow our business. If you are interested here is a link to learn more and fill out a…Continue
Tags: strategies, business, marketing, auditor, energy
Insulation machine preferences
Started this discussion. Last reply by Daniel Oct 15, 2015. 2 Replies 0 Likes
I'm in the market for a new insulation machine and am unhappy with my existing plug in machine because it's broken down too many times in the field. I'd like to see what insulation machines other…Continue
Tags: machines, reviews, repair, machine, insulation
Efficiency First Chapter - ideas
Started Feb 7, 2014 0 Replies 0 Likes
Arizona is starting an Efficiency First Chapter to have a unified voice for the local home performance market. I'd like to see what other HEP members have done in their local chapters as initiatives,…Continue
Tags: Groups, Performance, Home, First, Efficiency
David Byrnes's Page
Latest Activity
Franco Oyuela replied to David Byrnes's discussion When can an oversized A/C be a good thing?"Oversized air conditioners.
The reasons to size an air conditioner properly:
SAVE MONEY.
People in the industry used to think you'd save money on your air conditioning bills with a properly sized air conditioner, but that thinking has…"
Daniel Baur-McGuire replied to David Byrnes's discussion When can an oversized A/C be a good thing?"Thanks for the clarification. I was in PHX last week at a Construction Instruction class (those guys know their stuff, denf worth it!). Without the humidity factor I can see a possibility for this working in this specific application. It would be…"
Sean Lintow Sr replied to David Byrnes's discussion When can an oversized A/C be a good thing?"FYI - APS / SRP basically means Phoenix, AZ with no humidity except for after a monsoon blows through"
tedkidd replied to David Byrnes's discussion When can an oversized A/C be a good thing?"Own stock in ECM fan motor companies by any chance?"
Daniel Baur-McGuire replied to David Byrnes's discussion When can an oversized A/C be a good thing?"I feel this ia dangerous train of thought. And i would consider the examples in there of sizing of systems are more on the very oversized scale. What climate are these referring to? But there is no talk of moisture removal in here. The number…"
Ed Minch replied to David Byrnes's discussion When can an oversized A/C be a good thing?"When it is the high end of a multi-speed/variable speed system just sitting there waiting for climate change to catch up
Ed"
Sean Lintow Sr replied to David Byrnes's discussion When can an oversized A/C be a good thing?"Well you are in an interesting market as humidity levels there are almost non-existent thus you don't need the long run time to help pull that "heat" from the air. With that set the temp lower just before on-peak & pre-cool the…"
David Byrnes posted a discussionWhen can an oversized A/C be a good thing?
I've always been a strong proponent for properly sizing A/C's together with home performance upgrades but with utility companies moving towards more demand based rate plans we've come across some situations where I find myself having a change of heart. I wrote about it on my blog here http://www.greenintegrateddesign.com/blog/the-ideal-home-for-a-load-controller. Interested in what other seasoned…See More
David Byrnes's video was featuredWhy One Room Is Hotter Than Others
Ever wonder if your air conditioner is working right because one room never gets a cool or warm as others? Do you need a bigger air conditioner to fix a room...
David Byrnes's video was featuredStatic pressure measurement on a package heat pump
Measuring static pressure on a package unit
David Byrnes's video was featuredWhy Are The Rooms Above Your Garage Always Hot?
Ever wonder why some rooms get hotter than others or why one rooms can't get cool in the summer time? Rooms above garages are notorious hot rooms.
David Byrnes's video was featuredShould 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
Franco Oyuela commented on David Byrnes's video
Why One Room Is Hotter Than Others
"If the temperature difference between your bedroom and your living room feels like walking from a sauna into an igloo, there’s likely an explainable reason behind it. Your air conditioning system, that could cause uneven temperatures…"
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- http://www.greenintegrateddesign.com
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- Green_ID1
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David Byrnes's Videos
David Byrnes's Blog
Strategies for Hiring and Interviewing for Home Performance Professionals
Posted on November 19, 2017 at 1:01am 0 Comments 2 Likes
Hire slow and fire fast. It’s a phrase that experienced managers and human resources professionals live by because many of us have learned the hard way that it only takes one bad hire to put your business into DEFCON Red Alert mode, which unfortunately tends to last weeks or even months after the event. Certainly, robust training programs, quality assurance, employee perks, good pay and an encouraging work environment all contribute to a company’s success, but it’s the human element, the…
Continue The Art of Delegation
Posted on January 6, 2016 at 1:45am 0 Comments 0 Likes
How can you create a successful energy audit business that brings you more freedom, time and increases your well being? It may be surprising to you that success comes less from becoming an expert energy auditor than it does becoming a master of delegation. By mastering the art of delegation you can have more freedom in your time and escape the rat race of trading time for dollars. However, delegation is not as easy as it sounds. The right way to do it actually…
Continue The Art of Delegation
Posted on January 6, 2016 at 1:42am 0 Comments 0 Likes
How can you create a successful energy audit business that brings you more freedom, time and increases your well being? It may be surprising to you that success comes less from becoming an expert energy auditor than it does becoming a master of delegation. By mastering the art of delegation you can have more freedom in your time and escape the rat race of trading time for dollars. However, delegation is not as easy as it sounds. The right way to do it actually…
Continue Top 6 things to watch out for when building a new home and how builders are still cutting corners with energy efficiency
Posted on November 23, 2015 at 10:07am 3 Comments 0 Likes
Even though it seems like all the new home builders are touting how energy efficient their homes are, there are still major problems and misleading information given in terms of the energy efficiency of the homes. Here are ways a home builder can make it seem like you are getting a good deal but in reality you are simply being mislead.
1. A low HERS Score touted.
A HERS Score standard by which a home's energy efficiency is measured.…
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Forum Discussions
Ecological faucets: Hot water is available as quickly as using a DHW loop, but without wasting water or energy.
Started by Claude Waudoit in General Forum 4 hours ago. 0 Replies 0 Likes
Air gap above floor insulation--how big is the impact?
Started by David Meiland in General Forum. Last reply by Charles Buell 5 hours ago. 3 Replies 1 Like
When can an oversized A/C be a good thing?
Started by David Byrnes in General Forum. Last reply by David Butler 9 hours ago. 8 Replies 0 Likes
Cooling effect from solar panels
Started by Tim Kendzia in General Forum. Last reply by Franco Oyuela on Tuesday. 16 Replies 1 Like
Learning Thermostat
Started by Classic Residential, Inc. in General Forum. Last reply by Franco Oyuela on Tuesday. 35 Replies 0 Likes
Groups
Latest Activity
Claude Waudoit posted a discussionEcological faucets: Hot water is available as quickly as using a DHW loop, but without wasting water or energy.
I am looking for partners, supports and funding.I am also looking for reliable information…See More
Charles Buell replied to David Meiland's discussion Air gap above floor insulation--how big is the impact?"Exactly David. And then there is the fact the energy codes require the insulation be…"
David Butler replied to David Meiland's discussion Air gap above floor insulation--how big is the impact?"Adding an airspace changes the temperature gradient, as noted in Joe's doc, thus making the…"
Ethan Foley replied to David Meiland's discussion Air gap above floor insulation--how big is the impact?"You want an airspace between the subfloor and the insulation. It keeps the floor…"
David Butler replied to David Byrnes's discussion When can an oversized A/C be a good thing?"Keep in mind that for all but the hottest hours, a tightly sized system already has excess…"
Jim Gunshinan posted a blog postVermont is Helping its Homeowners Reduce Energy Waste and Save on Energy Bills
(This "EERE Success Story" is one of a series of posts from DOE's Energy Efficiency and Renewable…See More
Corbett Lunsford's video was featuredPROOF #20: Yes, You Have To Do Everything
Home performance guru Corbett Lunsford coaches black belts in the Fall Fast Track to press on in the face of opposition, and shares the trials of persistence that have led to the making of the TV show Home Diagnosis, after years of failed attempts.
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