Search
Close this search box.

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

Heresite’s P-413 Approved for NSF/ANSI 51 Rating

Heresite, a leader in the development of thin film corrosion resistant coatings, has now become the only company with a NSF/ANSI 51: Food Equipment Materials rated phenolic-epoxy for HVAC-R coils. The NSF rating establishes that Heresite’s P-413 coating has been shown to meet the requirements for materials and finishes used

Read More »

Fume exposure chemical testing may not be enough for your HVAC-R equipment

HVAC-R coating chemical resistance is often tested using fume exposure. While this method of testing can provide information on the anticipated level of protection for HVAC-R equipment, in certain applications, spot/direct exposure tests may provide better information about your equipment’s longevity in real-world conditions. It is important to conduct spot/direct

Read More »

Are you getting the HVAC-R coating you expect?

For over 80 years, Heresite coatings have been used to protect HVAC-R equipment in the harshest environments. We’re proud of our history, and we’re proud to continue to offer products like P-413, which recently met the demanding offshore marine requirements of ISO 20340.  These are tested, proven, real-world results. Unfortunately,

Read More »

Heat Transfer Test Results for Heresite’s P-413

Heat transfer is an important consideration when selecting a protective coating for HVAC-R condensers or evaporators. A protective coating, when applied properly, can extend the life of HVAC-R coils by preventing corrosion with negligible impact on heat transfer. In 2017, we participated in a wind tunnel test for our P-413

Read More »

Heresite’s New P-413 Becomes First HVAC-R Coil/Radiator Coating to Meet ISO 12944-9 (formerly ISO 20340) Standard

Offshore paint qualification standard approximates real-world environmental conditions Manitowoc, Wis. (June 23, 2017) – Heresite, a leader in the development of thin film corrosion resistant coatings, has successfully met the demanding requirements of ISO 20340 – regarded as a key corrosion standard for performance coating systems destined for offshore structures,

Read More »