Ensuring Compliance with the Washington State Energy Code

The 2021 Washington State Energy Code (RCW 19.27A), effective March 15, 2024, sets energy efficiency standards for all new single-family residential construction. Compliance requires detailed calculations to ensure heating, insulation, ventilation, and other systems meet state-mandated performance requirements.

Comprehensive Energy Code Calculation Services

Our team provides complete energy code calculations for architects, designers, and builders, using the state-mandated compliance spreadsheet. These calculations cover all key aspects of a home’s energy performance, ensuring compliance while optimizing efficiency.

Our Calculations Include:

• Heating & HVAC: Heating system capacity, HVAC distribution, and thermostat efficiency.
• Building Envelope: Air leakage, insulation requirements, and efficient materials.
• Doors & Windows: UA value requirements, glazing specifications, and window types.
• Ventilation & Air Quality: Ensuring proper airflow and compliance with state standards.
• Water Heating: System efficiency, renewable energy options, and appliance packages.

Why Energy Code Compliance Matters

Accurate energy calculations are essential for meeting Washington State’s energy efficiency standards. Compliance helps homeowners and builders:

• Prevent project delays by ensuring all energy requirements are met.
• Optimize energy efficiency and reduce long-term utility costs.
• Meet building permit requirements with properly documented calculations.

How Our Energy Code Calculation Process Works

We provide a straightforward, reliable approach to energy code compliance:

1. Project Evaluation

Details of the home’s design, heating systems, ventilation, and insulation are reviewed.

2. Energy Code Calculation

All required energy efficiency calculations are completed using the state-mandated spreadsheet.

3. Report Submission

A detailed report is provided for your architect, designer, or permitting authority.

Why Choose Our Energy Code Calculation Services?

• Experienced Professionals: Knowledgeable in Washington State’s latest energy code regulations.
• Accurate Calculations: Ensuring precise compliance with all required energy efficiency metrics.
• Fast Turnaround: Reports delivered quickly to keep projects on schedule.

Get Your Energy Code Calculation Today

Ensure your new residential construction meets all Washington State Energy Code requirements. Contact us today to request energy code calculations for your project.