Skip to content

Resource Library

Efficiency First CA: Calculators

Website

Overview

EFCA has new calculators! The Air Leakage Calculator, Duct Leakage Calculator, and SLA Calculator will support your efforts to achieve superior energy efficiency.

Love testing houses but hate doing math? EFCA has new calculators!

The new Air Leakage Calculator includes advanced metrics like ACH50 (Air Changes per Hour at 50 Pascals) and EqLA (Equivalent Leakage Area).

These features provide more detailed and actionable insights, helping you better understand and manage air leakage.

They’ve also introduced the Duct Leakage Calculator, a powerful tool that measures air leakage in your duct system relative to airflow. This calculator will assist you in optimizing HVAC performance and ensuring peak efficiency.

While the SLA Calculator has always been a favorite benefit on the EFCA website, these new tools will further support your efforts in achieving superior energy efficiency.

Explore all three calculators on the Efficiency First CA website!

Related Resources

Podcast icon

Service Business Mastery Podcast

Listen to Service Business Mastery for Skilled Trades: Unlocking HVAC, Plumbing & Electrical Success

BPA / Amply Webinar Recording: Don’t Compete on Price. Win on Trust.

Check out the recording from the BPA / Amply webinar on how to compete on trust.

Hyperlink icon to reveal a BPA Resource

Building HVAC Science Podcast

Bill Spohn & Eric Kaiser delve into the latest advancements in HVAC technology, offer practical tips for improving building performance, and provide a platform for industry leaders to share their insights.