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Choosing the best HVAC-R protective coating for your particular environment and application is an important decision. At Heresite, our HVAC-R coating products are continually evolving to provide you with the best possible solution for your environment. Be sure you select the most appropriate solution when specifying a coating for a particular application by consulting with our experts. We will work with you to ensure your equipment is protected with a coating that is well-matched to your environment.
Our experts will help you evaluate your needs by considering:
| P-413 | VR Next Generation | VR-514 | |
| Chemistry | Phenolic Epoxy | Proprietary | Phenolic |
| Cure Mechanism | Oven Cured | Air-Dried | Air-Dried |
| Method of Application | Immersion, flow or spray | Immersion, flow or spray | Spray |
| Cyclic offshore (ISO 12944-9) (aluminum + copper) | Pass 25 weeks (4,200 hrs) | Pass 25 weeks(4,200 hrs) | NT |
| Static Salt Spray (ASTM B-117) (hours) | 6,000+ (test panel up to 18,000) | 5,000+ | 2,000 |
| Humidity (ASTM D-2247) (hours) | 5,000+ | 1,000+ | 250 |
| QUV (ASTM D-4587) (hours) | 3,000+ (with UC-5500) | 500+ | |
| QUV-C Sterilizer (hours) |
1,500 |
NT | NT |
| ASTM G-85 | 3,000+ | NT | NT |
| Solvent Resistance (ASTM D5402) (MEK) | 100+ | <10 | <10 |
| Adhesion (ASTM B-3359) | 5B | 5B | 5B |
| Flexibility (ASTM D-522) | >1/4” | >1/4” | >1/4” |
| Hardness (ASTM D-3363) | 5-6H | 4H | 4H |
| Temperature Limitation | 400F (250C) | 200F (93C) | 200F (93C) |
| DFT (mils) |
1.0 – 1.5 |
1.0 – 1.5 | 1.5 – 2.5 |
| Chemical Resistance | Immersion and fume | Fumes | Fumes |
| NSF | Yes | Approvable | Approvable |
| VOC lbs/gallon (as-applied) |
2.3 |
<1.0 | 2.8 |
