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3799 Main St. #87024
Atlanta, GA 30337


Advanced residential construction and home improvement consulting and owner's advocacy in Atlanta, using the latest building performance diagnostic and modeling techniques and tools. Airtightness, insulation, HVAC, ventilation, moisture, and air quality and EMF consulting for homeowners and building professionals alike.

BPI Exam Prep: Online Guided Course

BPI Exam Prep is a 6-module online review course with home performance guru Corbett Lunsford, who has held nearly every BPI Certification there is: Building Analyst, Envelope Professional, Heating Professional, A/C and Heat Pump Professional, Multifamily Building Analyst, Energy Auditor, and RBE-WHALCI.  Practice exam included.

You don't just need Technical Know-How. 
You also need to Ace your Exams.
Let's Do This.

Guided Self-Study with Corbett

Six Self-Study Guidance Video Talks

  1. My Strategy for Exam Prep
  2. The Technical Standard
  3. The Task List
  4. The Field Exam
  5. The Online Exam
  6. 100 Question Practice Exam (reviewed by BPI)

Assigned Tasks and Quizzes
Recommended Resources for Technical Study
All the Documentation You Need to Ace your Exams

BPI Practice Exam Only (without course)

Instant online access to a 100-question multiple choice practice exam to help you practice for your upcoming Building Analyst, Envelope Professional, Heating Professional, A/C or Heat Pump Professional online exam. It includes tons of practice questions that'll help you in real life situations too! Reviewed by the Building Performance Institute.

ONLY for these Certifications:

  • Building Analyst
  • Envelope Professional
  • A/C & Heat Pump Professional
  • Heating Professional
  • Multifamily Building Analyst

Get Your Whole Company in at a Great Discount:

  • 20% OFF up to 5 licenses
  • 30% OFF 6 to 10 licenses
  • 35% OFF more than 11 licenses