Right Check

Precision HVAC Design, Delivered with Integrity and Accuracy

At Right Check, we are committed to bringing quality and accuracy to every HVAC design. From ACCA-compliant Manual J, Manual D, Manual S, and Manuals N and Q reports, our veteran-led team ensures your residential or light commercial projects meet comfort, compliance, and performance standards without compromise.

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Manual J Calculations

We determine the total heat gain or loss for residential properties — both from internal and external sources — to accurately size HVAC systems for efficiency and comfort.

Manual D Calculations

Our Manual D-certified designs provide time-saving, code-compliant duct layouts with optimal static pressure and airflow balance.

Manual S Calculations

We help you choose the right cooling and heating equipment by using manufacturer performance data and proven sizing strategies.

Manual N Calculations

We specialize in performing detailed Manual N load calculations for small to mid-sized commercial buildings, analyzing both internal and external heat gains and losses.

Manual Q Calculations

Our Manual Q-certified designs provide time-saving, code-compliant duct layouts with optimal static pressure and airflow balance.

Manual T Calculations

Struggling with drafts or uneven temperatures? Our Manual T calculations eliminate air mixing issues, ensuring balanced and comfortable airflow in every room.

HVAC Design for Contractors

We’re licensed and Manual D certified, offering duct design, testing, and balancing services tailored to contractors for fast and accurate installs.

HVAC Design for Builders

We ensure builders meet all local and state codes with our end-to-end HVAC and duct design solutions — perfect for residential developments and spec homes.

HVAC Design for Homeowners

Unsure if you’re getting the right system for your home? We provide code-compliant, properly sized HVAC system designs for optimal comfort and performance.

HVAC Design for Architects

We collaborate closely with architects, providing technically sound layouts, calculations, and data to support accurate bidding and efficient design implementation.

About Right Check

Why Builders, Contractors & Homeowners Trust Right Check

At Right Check, we believe that HVAC design isn’t just about numbers; our mission is built on a simple principle, “Integrity and Quality Without Compromise.” We specialize in load calculations and duct designs — including Manual J Residential Load Calculations and Manual J HVAC reviews — for residential and light commercial projects across the U.S. Our commitment to that simple principle allows us to provide design services that are not only code-compliant but also practical, efficient, and designed with performance in mind.

With over 30 years of hands-on experience, we specialize in Manual N, J, S, D calculations, Manual J Calculation, Manual J Residential Load Calculations, REScheck and Comcheck compliance reports for residential and light commercial projects across the U.S. Our deep-rooted background in sheet metal fabrication, engineering collaboration, and field diagnostics allows us to deliver designs that are not only code-compliant — but also practical, efficient, and built to perform. Our team also provides Manual J HVAC reviews to ensure complete accuracy in every Manual J design.

Homeowners

Right System. Right Fit.

We help homeowners choose the perfectly sized HVAC system with accurate load calcs and duct designs — for better comfort, lower bills, and full code compliance.

Residential Builders

Build Smart, Deliver Better.

Professional HVAC designs that meet energy codes, reduce install errors, and ensure smooth permitting. Accurate Manual J, S, D, and T included.

HVAC Contractors

Designs That Save Time.

Let us handle your load calculations and duct designs with speed and precision. Our code-compliant, ready-to-install plans free up your time — so you can focus on what you do best.