Melissa Baldridge
  • Female
  • Denver, CO
  • United States
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Melissa Baldridge's Discussions

ASHRAE 62.2 Help

Started this discussion. Last reply by Melissa Baldridge Dec 1, 2017. 5 Replies

Fine EE folks,I've got to go the ALTERNATIVE COMPLIANCE PATH for ASHRAE 62.2, and I need help with the NATURAL INFILTRATION CREDIT.  Either ...Tables where these have been worked out for different…Continue

IECC 2012 & 2015 Compliance & HRVs

Started this discussion. Last reply by Melissa Baldridge Aug 11, 2016. 4 Replies

 I’m failing IECC 2012 with the HRVs we’ve been using – Honeywell .  (See specs below that I entered into REM for another rating.)  I’m getting error/fail messages that the fan efficacy isn’t what’s…Continue

ENERGY STAR - Slab Insulation

Started this discussion. Last reply by Melissa Baldridge Jul 29, 2016. 2 Replies

Folks,Let's say I have a client who's building slab on grade and intending to certify E-STAR.  I'm in CZ 5B.  According to the Thermal Enclosure Rater Checklist, they must insulate the slab to R-5.In…Continue

Changing 80 Percent Furnaces to 90+

Started this discussion. Last reply by Eric Kjelshus Jul 4, 2013. 17 Replies

Can someone weigh in on what's involved to change out an 80 percent furnace (or worse) to a 90 percent (or better)?  In terms of both work scope AND cost?  Take out the furnace, and what's the cost…Continue

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Melissa Baldridge's Page

Latest Activity

Melissa Baldridge replied to Melissa Baldridge's discussion ASHRAE 62.2 Help
"Thanks, Dave.  You're always a source for nuanced answers.   Yes, 2007.  It's a legacy version of LEED, and that's the referenced ASHRAE standard.  I think I got what I need from Energy Trust. …"
Dec 1, 2017
David Butler replied to Melissa Baldridge's discussion ASHRAE 62.2 Help
"Melissa, there's a lot wrapped up in your question. Is Energy Trust of Oregon somehow involved in your project? The reason I ask is because the table you posted would only be valid for the specific version of 62.2 that it was designed for…"
Nov 30, 2017
Melissa Baldridge replied to Melissa Baldridge's discussion ASHRAE 62.2 Help
"Hey Sean, the 2007 version.  Example below.   If you have thoughts on where tables like these might reside, or how I can calculate & create these myself, I'm totally game. Thank you!"
Nov 30, 2017
Melissa Baldridge replied to Melissa Baldridge's discussion ASHRAE 62.2 Help
Nov 30, 2017
Sean Lintow Sr replied to Melissa Baldridge's discussion ASHRAE 62.2 Help
"No attachment? What version of 62.2? With that said, I don't much care for the credit - size to recommended & then tune it down with timers as much is overkill http://thehtrc.com/2014/aci-great-ventilation-debate"
Nov 30, 2017
Melissa Baldridge posted a discussion

ASHRAE 62.2 Help

Fine EE folks,I've got to go the ALTERNATIVE COMPLIANCE PATH for ASHRAE 62.2, and I need help with the NATURAL INFILTRATION CREDIT.  Either ...Tables where these have been worked out for different "n-factor" locations.a calculation or formula for how to derive these myself.Please see the attachment for an example.  And yes, I've reached out to the Energy Trust in Ore. about this.  No response so far.TIA!See More
Nov 30, 2017
Melissa Baldridge's discussion was featured

IECC 2012 & 2015 Compliance & HRVs

 I’m failing IECC 2012 with the HRVs we’ve been using – Honeywell .  (See specs below that I entered into REM for another rating.)  I’m getting error/fail messages that the fan efficacy isn’t what’s required.(My REM inputs:  sensible recovery efficiency 61%, 100 CFM, 24 hours/day, 106 fan watts).I’ve been researching some HRVs that might, just might pass like the Zehnder 350.  So I tried modeling THAT…See More
Sep 12, 2016
Melissa Baldridge's discussion was featured

ENERGY STAR - Slab Insulation

Folks,Let's say I have a client who's building slab on grade and intending to certify E-STAR.  I'm in CZ 5B.  According to the Thermal Enclosure Rater Checklist, they must insulate the slab to R-5.In this climate zone, slab on grade is unusual as we're basement/crawl people dealing with expansive soils.  What if the slab insulation got missed by the GC?Do any of you have any fixes or workarounds to keep this hypothetical project on track for E-STAR?  I can only imagine I'm not the first rater…See More
Aug 29, 2016
Melissa Baldridge replied to Melissa Baldridge's discussion IECC 2012 & 2015 Compliance & HRVs
"Thanks, guys.   This is all really helpful."
Aug 11, 2016
Rich Manning replied to Melissa Baldridge's discussion IECC 2012 & 2015 Compliance & HRVs
"It sounds like your (100cfm) may be too low for a 5000sf house. Are you following 62.2? Also, Zehnder wattage should be around 24W from my knowledge. These units have been installed in Passive Houses. The sensible recovery seem low as well. I would…"
Aug 11, 2016
Luke Langhals replied to Melissa Baldridge's discussion IECC 2012 & 2015 Compliance & HRVs
""they are exempt from the efficacy requirement as long as they are equipped with an electronically commutated motor (ECM)" I'm not sure if this will make a difference in your inputs but I found the above quote from IECC. Thought it…"
Aug 9, 2016
Sean Lintow Sr replied to Melissa Baldridge's discussion IECC 2012 & 2015 Compliance & HRVs
"commercial is 67% efficiency & 2.8 cfm per watt for residential as I recall on 2015 which looking at your numbers you are toast on both - with that are you sure about that wattage? Is this integrated into the HVAC, if so there is an exemption…"
Jul 30, 2016
Melissa Baldridge posted a discussion

IECC 2012 & 2015 Compliance & HRVs

 I’m failing IECC 2012 with the HRVs we’ve been using – Honeywell .  (See specs below that I entered into REM for another rating.)  I’m getting error/fail messages that the fan efficacy isn’t what’s required.(My REM inputs:  sensible recovery efficiency 61%, 100 CFM, 24 hours/day, 106 fan watts).I’ve been researching some HRVs that might, just might pass like the Zehnder 350.  So I tried modeling THAT…See More
Jul 29, 2016
Melissa Baldridge replied to Melissa Baldridge's discussion ENERGY STAR - Slab Insulation
"Thanks, John.  That's helpful.  And yes - I've seen projects with perimeter foamboard, and it gets really chewed up. 'So noted."
Jul 29, 2016
John Nicholas replied to Melissa Baldridge's discussion ENERGY STAR - Slab Insulation
"Insulating is easy. Just remove enough earth to install your rigid foam.  That meets the foot note of the requirement.  There are some details in the footnote and a URL for some exceptions, worth checking. The harder part is protecting…"
Jul 8, 2016
Melissa Baldridge posted a discussion

ENERGY STAR - Slab Insulation

Folks,Let's say I have a client who's building slab on grade and intending to certify E-STAR.  I'm in CZ 5B.  According to the Thermal Enclosure Rater Checklist, they must insulate the slab to R-5.In this climate zone, slab on grade is unusual as we're basement/crawl people dealing with expansive soils.  What if the slab insulation got missed by the GC?Do any of you have any fixes or workarounds to keep this hypothetical project on track for E-STAR?  I can only imagine I'm not the first rater…See More
Jul 5, 2016

Profile Information

Company
GreenSpot
Professional Certification
LEED AP O+M & Green Rater, HERS Rater & ENERGY STAR certifier, National Green Biuilding Standard verifier
Professional Interests
Buy, Sell & Live Better!

The GreenSpot companies do two things. GreenSpot Energy & Sustainability is an energy diagnostic company for homes and commercial properties, and we provide the green-home and building certifications that are searchable on Colorado's MLSs.

GreenSpot Real Estate is a traditional brokerage - buy, sell and lease both commercial and residential properties. We're real estate professionals and strive for excellence in all transactions. Where we soar is in helping our clients add value to their properties thru green-building upgrades, and then capitalize on those when it's time to sell.
Website URL
http://www.GreenSpotRE.com
Blog URL
http://greenspotre.com/blog
Twitter ID
@GreenSpot_RE
Facebook Page
http://www.facebook.com/pages/GreenSpot-Real-Estate/152826621466292
LinkedIn Profile
http://www.linkedin.com/groups/GreenSpot-Real-Estate-4056199?gid=40...

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Melissa Baldridge's Blog

Green Premium - Price Bump for Green Homes & Schrödinger’s Cat

Posted on March 14, 2015 at 11:00am 0 Comments

A valuation premium for green homes and energy efficiency is a lot like Schrödinger’s cat, says a new study released by the Colorado Energy Office.  If…

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Off-the-Shelf – LEED & National Green Building Standard as Residential Building Code

Posted on June 14, 2014 at 8:43pm 1 Comment

Cities grafting green-building certifications like LEED into commercial building codes is nothing new, and a number of places like Dallas, Atlanta, Boston and Scottsdale have had such requirements in place for a decade or more.

 

What’s happening now is that cities are doing likewise with…

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Green Stamps - Real Estate Investor Sells "Green-and-Flips" for More

Posted on October 16, 2013 at 6:00pm 5 Comments

Real estate investor Kassi Pelley had bought and sold a number of “fix-and-flip” homes in metro Denver when she fell down the rabbit hole of green building and certifications.  She’s gotten a price bump – the “green premium” – on every home she’s upgraded and certified since, and she hasn’t…

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Adding Up - Couple Finds Green Adds Value to Their Home

Posted on September 3, 2013 at 10:00am 2 Comments

Rick and Joann Sandoval live in a green Ferrari – a souped-up, high-performance home loaded with energy-sipping systems and green-home features.  But when it came time to refinance their house and capture value from those items, the Sandovals were going nowhere…

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Comment Wall (2 comments)

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At 4:24pm on June 14, 2013, tedkidd said…

Wow.  Thanks!  

Wow, your website is stunning!  Somebody really gets graphic design!  

Hey, could you maybe help me with this?

http://bit.ly/TrustTransparencyTruth

At 10:03pm on September 11, 2011, Diane Chojnowski said…

Hi Melissa,

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

 
 
 

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Healthy Indoors (IAQ)

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Horace Douglas Hunt, Jr. replied to David Butler's discussion another house explodes, killing 2 in apparent natural gas accident
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Diane Chojnowski's video was featured

Couple Builds Energy Efficient Passive Solar Home

In this video we meet Casey & Natasha, a conscious couple who built a passive solar home near Ottawa, Ontario, Canada. In addition to orienting their house to face south, they installed overhangs that block the sun to keep it cool during summer…
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Diane Chojnowski posted a video

Couple Builds Energy Efficient Passive Solar Home - Green Building

In this video we meet Casey & Natasha, a conscious couple who built a passive solar home near Ottawa, Ontario, Canada. In addition to orienting their house t...
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Franco Oyuela commented on John White's blog post How to Choose the Right HVAC Contractor for Your Residential Complex
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August 22, 2018 from 12pm to 1:15pm
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