Manual J Load Calculation

This complete turnkey package (including a full system design) insures the proper sizing of HVAC equipment; optimizing performance, comfort, and ultimately customer satisfaction.

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project design form

  • Optimize Efficiency
  • Reduce Maintenance and Operating Cost
  • Achieve Ideal Comfort
  • Qualify for Rebate Programs (some states)*
  • Required for Building Permit (some states)*

Report Includes

  • System Layout Design
  • Project Location & Weather Data
  • Detailed "Load Summary"
  • Specific Bill of Materials Listing
  • Building Energy Analysis
  • Complete Project Summary
  • Manual "D" - Layout Design (Optional)

Sample Report - Highlights

Accounts for the specific, historic weather data and trends associated with the geographic location. Detailed load analysis summary for all rooms within the dwelling, including design temperatures based on ASHRAE 2009 weather data. Accounts for the building materials used in the construction to determine areas of energy loss and areas for potential energy savings. Incudes seasonal averages for temperature differences, accounting for daily high and low temperatures and humidity differential between outdoor and indoor air. Complete bill of materials for SpacePak equipment necessary to complete the installation; Including: air handlers, drain pans, installation kits, and accessories.

Sizing an HVAC System Is Essential

Properly sizing a heating & cooling system like SpacePak is not only critical to maximizing the performance of the HVAC system, but more importantly it is the guiding principle in providing the ultimate comfort to the end user.

With SpacePak's Manual J heating and cooling load calculation program, you are providing your customers with the fastest and most accurate HVAC sizing and design on the market today... all at an affordable cost.

Why do I need an HVAC ACCA Certified Manual J Load Calculation Report?

*Submission of an ACCA Certified Manual J Load Calculation is a code requirement in many states and for many EnergyStar and utility HVAC rebate programs, it is an application requirement. A professionally prepared ACCA Certified Manual J Load Analysis provides you with the design basics to help select a properly sized heating and cooling system.

In some states, a Manual J Load Calculation is required to obtain a building permit.

How does Manual J factor into this service?

The Air Conditioning Contractors of America (ACCA) Manual J Residential Load Calculation is the accepted industry standard for the proper sizing and selection of HVAC equipment in residential applications.

Where does it all begin?

A quality installation begins with a professional design. A professional design begins with a quality load calculation. SpacePak will provide a report based on computerized analysis which indicates the heating and cooling capacities an installed system will need.

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