Rawal Devices Blog Posts

Our combination of technology, expertise and customer service ensures proper temperature and humidity control for greater comfort, indoor air quality and energy efficient performance, while providing an excellent return on your investment!

The APR Control Reduces Need for Hot Gas Reheat by 80%

Have you recently had issues with extensive lead times on hot gas reheat (HGRH) units to the point where it will delay your project? If your answer is yes, we can assure you that you’re not alone! We have a solution for you; the readily available APR Control is considered an excellent solution to Hot Gas Reheat that won’t extend the project timeline. Read More

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The APR Control is Better Than Hot Gas Bypass!

The APR Control provides continuous capacity modulation on direct expansion air conditioning and refrigeration systems. Contractors, Distributors, and Engineers referred to the APR Control as hot gas bypass because it was the easiest way to remember and explain application use. However, the APR Control is NOT hot gas bypass! Read More

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Avoid Costly HVAC Callbacks

In HVAC Service, callbacks and warranty issues are an enormous problem and headache for HVACR contractors and service technicians. With the addition of the APR Control, you can eliminate callbacks on new equipment and improve performance of older/in-place equipment, saving you (and your customer) both time and money! Read More

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Why Does DX Air Conditioning Need Capacity Control?

Everyday contractors, engineers, and building owners across the country turn to the ease of DX air conditioning for a variety of reasons including: Low cost option Usually readily available Ease of installation and service Wide variety of options to accommodate space needs The challenge with DX systems is that they… Read More

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Lead with the APR Control

For 30 years the APR Control has benefited engineers who design and specify air conditioning systems and solutions by providing exceptional modulation and part load control. During that time, APR Controls have remained a budget friendly solution that can provide similar or greater turndown compared to current air conditioning technology, up to 80%! Read More

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The Rawal APR Control is a variable capacity enhancement to DX HVAC systems.