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Heresite Protective Coatings Blog | Coil Corrosion & HVAC Phenolic Coatings Blog

Top 3 Benefits of Water-Based Coatings

Over the past few decades, there have been ongoing improvements in water-based coating technology, formulation, and application techniques. These coatings have evolved to be more sophisticated, providing enhanced performance characteristics, durability, and environmental benefits. As a result, water-based coatings are now commonly preferred for coating HVAC units when they meet the requirements.

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Caring for Coils

Coils are where the magic happens in HVAC-R (heating, ventilation, air conditioning, and refrigeration) units. They are typically made of metal, and they either cool your space by absorbing heat from the indoor air or they produce heated air to warm up the area. This exchange is what makes your indoor temperature to your liking.

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The Best Way to Protect from Salt Spray 

Living and working in a coastal community has many benefits. For starters, the views are great, sparkling beaches, and unforgettable sunsets.  Many say the sound of the waves brings them a sense of tranquility and calm. And some believe that being on the coast has natural health benefits, thanks to

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Corrosion Testing for the Win

Tests measure all kinds of things, like physical endurance, intellectual prowess, and even emotional competence. And while all those are important, at Heresite Protective Coatings, our favorite test is salt spray testing.

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Why Protect Your HVAC’s Copper Pipes?

It’s like walking outside for miles during a blizzard in a coat with no boots, hat, or gloves. You will end up frostbitten and in trouble. Total protection is critical. The same goes for your HVAC unit. Many owners have their HVAC coils coated to extend the unit’s life, but

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Protection at its Finest

Let’s be honest – industrial HVAC-R (heating, ventilation, air conditioning, and refrigeration) equipment is expensive. That’s why we are exceptionally focused on creating ways to help protect your investment. For nearly 90 years, Heresite Protective Coatings has successfully researched and created high-performance protective coating solutions to combat HVAC-R coil corrosion

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HereShield Spray-On, Air-Dry Coating – Heresite Protective Coatings

HereShield, a spray-on, air-dry coating is the latest product introduction by Heresite Protective Coatings, a provider of HVACR corrosion protection. Formulated as a direct-to-metal coating, this low-volatile organic compound (VOC) product exhibits corrosion and UV resistance, adhesion, and weathering qualities in coastal and industrial environments.

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What you need to know about ISO Corrosivity Categories

Corrosion testing on HVAC coatings can be conducted according to a number of standards, including ASTM-B117, ISO 9227, ISO 12944-6, and ISO 20340. Of these tests, the one we believe represents actual service environments most closely is ISO 12944-9 (formerly ISO 20340) vs. the more common ASTM B-117. ISO classifies

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