Envelope Area Calculation for Blower Door Testing

$50.00

Get your building envelope calculated accurately to meet the requirements for airtightness testing.

We offer precise envelope area calculations based on the following standards:

  • ATTMA (TSL1/TSL2) – NZ AUS standards

  • Passive House (PHI) – International Passive House methodology

  • ISO 9972 – International Standard for airtightness testing

This service ensures your blower door test result (ACH, n50, or q50) is calculated correctly and can be submitted for compliance, certification, or quality assurance.

✅ Suitable for:

  • Residential and commercial buildings

  • New builds or existing homes

  • Passive House projects

  • Compliance with H1 / energy efficiency goals

What you get:

  • Accurate envelope calculation based on your plans or as-built drawings

  • Standard-specific area breakdown (floor, wall, ceiling)

  • Clear documentation for submission or audit

  • Optional: On-site verification if needed (additional fee)

Quantity:
Add To Cart

Get your building envelope calculated accurately to meet the requirements for airtightness testing.

We offer precise envelope area calculations based on the following standards:

  • ATTMA (TSL1/TSL2) – NZ AUS standards

  • Passive House (PHI) – International Passive House methodology

  • ISO 9972 – International Standard for airtightness testing

This service ensures your blower door test result (ACH, n50, or q50) is calculated correctly and can be submitted for compliance, certification, or quality assurance.

✅ Suitable for:

  • Residential and commercial buildings

  • New builds or existing homes

  • Passive House projects

  • Compliance with H1 / energy efficiency goals

What you get:

  • Accurate envelope calculation based on your plans or as-built drawings

  • Standard-specific area breakdown (floor, wall, ceiling)

  • Clear documentation for submission or audit

  • Optional: On-site verification if needed (additional fee)

Get your building envelope calculated accurately to meet the requirements for airtightness testing.

We offer precise envelope area calculations based on the following standards:

  • ATTMA (TSL1/TSL2) – NZ AUS standards

  • Passive House (PHI) – International Passive House methodology

  • ISO 9972 – International Standard for airtightness testing

This service ensures your blower door test result (ACH, n50, or q50) is calculated correctly and can be submitted for compliance, certification, or quality assurance.

✅ Suitable for:

  • Residential and commercial buildings

  • New builds or existing homes

  • Passive House projects

  • Compliance with H1 / energy efficiency goals

What you get:

  • Accurate envelope calculation based on your plans or as-built drawings

  • Standard-specific area breakdown (floor, wall, ceiling)

  • Clear documentation for submission or audit

  • Optional: On-site verification if needed (additional fee)