HPD Public Repository

1–2 of 2 HPDs

Expired: Pro-Grade® 988 Silicone Gray Roof Coating/Henry Company/2018-01-12

Open the PDF · HPD 5012

HPD has expired. Expiration Date: 2021-01-12

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Expired: ProGrade 988 Silicone Gray Roof Coating/Henry Company/2020-04-10

Open the PDF · HPD 10391

HPD has expired. Expiration Date: 2023-04-10

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PRODUCT DESCRIPTION: PRO-GRADE® 988 SILICONE ROOF COATING IS A SOLVENT-FREE, ONE-COMPONENT, MOISTURE-CURING SILICONE RUBBER ROOF COATING SYSTEM FOR USE ON EXISTING SMOOTH ASPHALTIC BUR, SMOOTH OR GRANULATED CAP SHEET, SINGLE PLY ROOF…