Calibrated Testing Equipment

Professional Blower Door Testing Services

Comprehensive building envelope air tightness testing using calibrated blower door equipment. Professional measurement of air leakage rates, ACH50 calculations, and air barrier performance testing across British Columbia. ±3% flow accuracy with detailed reporting.

Advanced Testing Capabilities

±3% Flow Accuracy

Calibrated blower door systems provide precise air flow measurement and leakage quantification

Pressure Differential Testing

Controlled pressure testing to identify air leakage paths and envelope performance

Air Change Rate Calculation

Precise ACH50 and natural air change rate calculations for energy efficiency assessment

Performance Benchmarking

Compare results against building codes, energy standards, and industry benchmarks

Comprehensive Testing Services

Building Envelope Air Tightness

Comprehensive measurement of total building envelope air leakage rates

Key Measurements

  • Air changes per hour at 50 Pa (ACH50)
  • Cubic feet per minute at 50 Pa (CFM50)
  • Air leakage per square foot of envelope
  • Equivalent leakage area (ELA)

Applications

  • Energy code compliance
  • LEED certification
  • Performance verification
  • Commissioning

Testing Standards

ASTM E779
CAN/CGSB-149.10
ISO 9972

Building Envelope Air Tightness

Professional Testing

Air Barrier System Testing

Evaluation of air barrier system performance and continuity

Key Measurements

  • Air barrier leakage rate
  • Pressure differential maintenance
  • System continuity verification
  • Connection detail performance

Applications

  • Air barrier commissioning
  • Quality assurance
  • Performance verification
  • Warranty validation

Testing Standards

ASTM E2357
CAN/CGSB-149.15
ASHRAE 90.1

Air Barrier System Testing

Professional Testing

Compartmentalization Testing

Assessment of air leakage between building compartments and zones

Key Measurements

  • Inter-zone air leakage
  • Compartment pressure relationships
  • Fire separation air tightness
  • HVAC zone isolation

Applications

  • Fire safety compliance
  • HVAC system design
  • Indoor air quality
  • Energy zoning

Testing Standards

NFPA 101
NBC requirements
ASHRAE 62.1

Compartmentalization Testing

Professional Testing

Professional Testing Equipment

Minneapolis Blower Door Model 4
  • Flow range: 25 to 7,200 CFM
  • Pressure range: 0 to 100 Pa
  • ±3% flow accuracy
  • Digital pressure gauge
Retrotec Blower Door System
  • Flow range: 20 to 6,000 CFM
  • ±2% pressure accuracy
  • Automated test sequences
  • Multi-point testing capability
Data Acquisition System
  • Real-time data logging
  • Automated calculations
  • Weather compensation
  • Professional reporting

Blower Door Testing Process

1

Pre-Test Preparation

30-60 minutes

Building preparation including sealing intentional openings and configuring HVAC systems

Close all windows and doors
Seal exhaust fans and vents
Configure HVAC systems
Document building conditions
2

Equipment Setup

15-30 minutes

Install blower door fan and calibrate pressure measurement equipment

Install door fan assembly
Connect pressure tubing
Calibrate digital gauges
Verify system operation
3

Baseline Testing

15 minutes

Establish baseline conditions and verify building preparation

Measure natural pressure
Check for air handler operation
Verify seal integrity
Document weather conditions
4

Multi-Point Testing

45-90 minutes

Conduct systematic pressure testing at multiple pressure differentials

Test at 10-75 Pa pressures
Record flow and pressure data
Perform depressurization tests
Verify data consistency
5

Leak Location

30-60 minutes

Identify and document specific air leakage locations using smoke and thermal imaging

Smoke pencil testing
Thermal imaging verification
Photograph leak locations
Prioritize repair needs
6

Data Analysis

30 minutes

Calculate air change rates, leakage areas, and performance metrics

Calculate ACH50 values
Determine ELA
Compare to standards
Generate test report

Benefits of Professional Blower Door Testing

Quantify building envelope air tightness performance
Identify specific air leakage locations for targeted repairs
Verify compliance with energy codes and green building standards
Optimize HVAC system sizing and performance
Reduce energy costs through improved envelope performance
Support commissioning and quality assurance programs
Provide data for energy modeling and analysis
Document performance for warranty and insurance purposes

Ready for Professional Blower Door Testing?

Get precise air tightness testing with calibrated equipment and professional analysis.

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