Most effective methods for in-house training Why Training = Quality Assurance Building your team’s effectiveness (office & technicians) Converting technicians into trainers Converting technicians into a willing sales force https://youtu.be/GfKPzvo_zzU…
Want custom report from your duct leakage tests?Check out our new, free Duct Testing Report Generator Software! Download here: http://retrotec.com/Downloads/DuctLeakageTestReport.xls Simply input your test data and our software will automatically create professional…
Key IECC 2021 Requirements Test Type Requirement When to Perform Envelope Test ≤ 3 ACH50 (or ≤ 5 ACH50/performance path) After drywall/final trim Duct Leakage ≤ 8 CFM25/100 ft² if inside; ≤ 4 CFM25/100 ft² if outside Rough-in or final…
You will understand how to calculate ventilation for ASHRAE 62.2-2013. https://youtu.be/sGQpcOmYm6c Local Exhaust (Spot Ventilation) Bathrooms: 50 CFM (intermittent) or 20 CFM (continuous) Kitchens: 100 CFM (intermittent) or 5 ACH continuous(turn0search7) Local fans count…
Residential Envelope Testing Target Rate: ≤ 3 ACH50 (air changes per hour at 50 Pa) for detached homes using the prescriptive path. Performance Path: Allows up to 5 ACH50 if offset by other energy…
– Testing the envelope provides accurate equipment sizing – Prevent call backs and comfort issues– The envelope is the largest duct system – it should tested– Add testing services for…
Corbett Lunsford reviews the new Retrotec DM-32 Smart Gauge, and uses it to run a blower door test in Georgia while he sits in Chicago. Featuring home performance trainer extraordinaire…
A demonstration of all testing required of HERS Raters for the new ENERGY STAR v3 Homes standard. https://youtu.be/czlCDo00Scs Commercial Flow Pan What it is: Pre-calibrated hood placed over exhaust registers…
Step‑by‑Step Cross‑Port Check Prep Gauge Settings Set Time Averaging to around 4–5 seconds, and switch both Channel A and B to display Pressure (Pa). Input Ports Test (Blue & Green)…
Remove Grilles and Covers Start by taking off all supply and return register grilles. This provides direct access for sealing and ensures no hidden leaks behind covers. Securely Plug Each…
