Accurate Tests for Exhaust Fans, HRVs & ERVs
General requirements for bathroom & kitchen exhaust fans How to use your DucTester as powered flow hood Why the new FlowFinder mk2 is the Gold Standard in testing How to…
Louisiana IECC Code Duct Testing
Building Envelope (Blower Door) Testing Under the 2009 IECC, builder compliance with blower-door testing is optional: either perform a test or confirm prescriptive sealing requirements. If chosen: The leakage limit…
Multiple Fan Testing for Large Buildings
How to Perform Automatic MultiāPoint Tests Use FanTestic to control multiple blower door fans simultaneously at varied pressures. The system automatically steps through 7 test points spaced from 15āÆPa to…
Title 24 Testing Requirements
Single-Point & Multi-Point Blower Door Tests Single-Point Test (CF3RāENVā20a): Measures air leakage at a single pressure ā50āÆPa to report ACH50 for compliance documentation.Ā Multi-Point Test (CF3RāENVā20b): Records airflow at several…
IECC Code Compliance for Blower Door, Duct Testing, Testing Exhaust Fans
Key IECC 2021 Requirements Test Type Requirement When to Perform Envelope Test ā¤āÆ3āÆACH50 (or ā¤āÆ5āÆACH50/performance path) After drywall/final trim Duct Leakage ā¤āÆ8āÆCFM25/100āÆftĀ² if inside; ā¤āÆ4āÆCFM25/100āÆftĀ² if outside Rough-in or final…
Residential Ventilation Primer
You will understand how to calculate ventilation for ASHRAE 62.2-2013. https://youtu.be/sGQpcOmYm6c Local Exhaust (Spot Ventilation) Bathrooms: 50āÆCFM (intermittent) or 20āÆCFM (continuous) Kitchens: 100āÆCFM (intermittent) or 5āÆACH continuous(turn0search7) Local fans count…
IECC Code Compliance for Blower Door, Duct Testing, Testing Exhaust Fans
Residential Envelope Testing Target Rate: ā¤āÆ3āÆACH50 (air changes per hour at 50āÆPa) for detached homes using the prescriptive path. Performance Path: Allows up to 5āÆACH50 if offset by other energy…
Blower Door Testing for HVAC Contractors
– Testing the envelope provides accurate equipment sizing Ā – Prevent call backs and comfort issues– The envelope is the largest duct system – it should tested– Add testing services for…
ENERGY STAR version 3: HERS Rater HVAC Testing
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…
Home Performance Testing: More than an Energy Audit for Home Improvement Projects
See what home performance is all about! Corbett and John from Green Dream Group demonstrate a comprehensive home performance analysis- which is more than an energy audit. https://youtu.be/bfRK7HpP-rM What Is…