HAP Report

Key Features of HAP
- Comprehensive Load Analysis: HAP allows engineers to perform detailed load calculations for both heating and cooling in buildings.
- Energy Modeling: HAP enables the evaluation of the energy consumption of HVAC systems. It helps in selecting the most energy-efficient equipment and optimizing system performance.
- Diverse HVAC System Support: HAP supports a wide range of HVAC systems, including variable air volume (VAV), constant air volume (CAV), radiant systems, and more. This flexibility ensures that engineers can model and analyze various system types for different building requirements.


Applications of HAP in HVAC
- Design Phase: HVAC engineers and designers use HAP to determine the size and capacity of HVAC equipment, select appropriate systems, and ensure the building’s indoor environment meets comfort and energy efficiency standards.
- Energy Modeling: HAP is crucial for energy modeling, allowing engineers to estimate the energy consumption and costs associated with HVAC systems. This information is vital for sustainable and green building designs.
- Renovation and Retrofitting: When renovating or retrofitting existing buildings, HAP can be used to assess the impact of system upgrades, helping to make informed decisions for improved energy efficiency.
- Load Balancing: HAP helps in balancing the loads within a building, ensuring even temperature distribution and preventing overloads on specific systems or zones.
Benefits of HAP
HAP offers precise load calculations, energy analysis, and system comparisons, helping optimize HVAC design, improve energy efficiency, ensure compliance, and enhance occupant comfort—ideal for both new projects and retrofits.
- Precision and Accuracy
- Energy Efficiency
- Time and Cost Savings
- Compliance
- Improved Comfort


The Hourly Analysis Program (HAP) is a vital tool in the HVAC industry, empowering engineers with a comprehensive platform for the design and analysis of HVAC systems. It delivers precise load calculations, detailed energy modeling, and ensures compliance with international standards, making it indispensable for professionals aiming to design high-performing and energy-efficient buildings.
Used by engineers, architects, and building owners, HAP enables the creation of comfortable, sustainable, and code-compliant indoor environments. Its capabilities allow for informed decision-making, whether in new construction or retrofit projects.
As the HVAC industry continues to evolve toward smarter, greener solutions, HAP remains a cornerstone of innovation and reliability, shaping the future of building performance and comfort.