David Marrs
  • Male
  • Ocala, FL
  • United States
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David Marrs's Groups

 

David Marrs's Page

Latest Activity

David Marrs posted an event

Beginner Wrightsoft Manual J & D Interactive Web Class at Internet

July 8, 2014 from 9am to 6pm
We will review over the practices of completing a basic heat load (Manual J) & Duct Layout/Duct Calculations (Manual D) using Wrightsoft software. We will design approximately 3-5 small houses.Class is limited to 25 students.To sign up visit http://ManualJ.biz/ ,click on Training and select the date that you would like to attend the class.Class consists of a total of 8 hours of class time with (2) 15 minute Breaks…See More
Jun 11
David Marrs joined Kyle Brown's group
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Wrightsoft - Manual J / Manual D

If you use Wrightsoft to calculate loads or design ducts, you likely have questions.  Get answers from veteran program users and peers here!
Jun 9
Diane Chojnowski left a comment for David Marrs
"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! Don't…"
Sep 27, 2013
David Marrs is now a member of Home Energy Pros
Sep 4, 2013

Profile Information

Company
Marrs HVAC Services, LLC
Professional Certification
Class 3 & Class 2 Bers Energy Rater
Professional Interests
HVAC Design. Manual J, D, S, N Duct layouts, Material lists, Estimating.
Website URL
http://www.ManualJ.biz
Facebook Page
facebook.com/cadofocalallc

Comment Wall (1 comment)

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Join Home Energy Pros

At 2:36am on September 27, 2013, Diane Chojnowski said…

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!

Don't forget to add your location on our Member Map!


Thanks!
Diane, HEP Moderator

 
 
 

Home Energy Pros

Home Energy Pros was founded by the developers of Home Energy Saver Pro (sponsored by the U.S. Department of Energy,) and brought to you in partnership with Home Energy magazine.

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Matthew Lutz joined Diane Chojnowski's group
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Hall of Shame

In this group, members share an array of images from the field, showing the kinds of issues…See More
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Matthew Lutz replied to Kari Sauder's discussion Easy Water Heater Venting in the group Hall of Shame
"I have been in the HVAC trade since 1986. I have recently completed a Home or Real Estate…"
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Susan E. Buchan posted an event

EEBA Houses That Work at Hilton Asheville Biltmore Park

November 3, 2014 from 8am to 4:30pm
Registration: 8:00 amSession: 8:30 am to 4:30 pmWorkshop Covers:Introduction to EEBA and its…See More
yesterday

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