Pro-Grade® 988 Silicone White Roof Coating

A solvent-free, one-component, moisture-curing silicone rubber roof coating

Pro-Grade<sup>®</sup> 988 Silicone White Roof Coating

Pro-Grade® 988 Silicone White Roof Coating

Pro-Grade® 988 Silicone White 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 membrane, well-adhered acrylic coating, metal, sprayed-in-place polyurethane foam and various aged membrane roofing. The system provides long-term weathering protection and resists the effects of ozone, ultraviolet radiation and temperature extremes. With its high solids content and absence of hydrocarbon solvents, Pro-Grade® 988 Silicone White Roof Coating can be applied in excess of 50 mils in a single coat without blistering, while maintaining maximum adhesion.

Features and benefits

  • Mold and mildew resistant
  • Rain safe in 15 minutes
  • Permanent ponding water resistance
  • High solids content, one coat application
  • NSF P151 approved for rainwater catchment
  • Superior UV resistance and reflectivity, helps lower roof and interior temperatures providing energy savings
  • Low odor and VOC compliant in all jurisdictions
  • Proven waterproofing performance per ASTM D7281
  • Helps extend the existing roof membrane life cycle
  • Restoration System installation qualifies for up to 20-year Material, Labor & Workmanship Henry Gold Seal Warranty
  • Title 24 Compliant
  • For professional use only

Sizes available

  • 5 gallon pail and 55 gallon drum

Color

Related products

Literature

  • Installation and Technical Literature

    Pro-Grade® 988 Silicone White Roof Coating Data Sheet Click to download  

    Pro-Grade® 988 Silicone White Roof Coating SDS Sheet Click to download  

    Pro-Grade® Silicone Roof Coating System Application Guide Click to download  

    Pro-Grade® 988 Silicone Roof Coating System Installation Manual Click to download  

    Henry® Pro-Grade® Roof Restoration Systems – FM Certified Assemblies Click to download  

    Pro-Grade® 988 Silicone Adhesion Test Instructions Click to download  

    Pro-Grade® 988 Silicone White Roof Coating Health Product Declaration Click to download  

    Pro-Grade® Silicone Roof Coating System Warranty Click to download  

    Henry Pro-Grade® 988 Silicone Roof Coating Limited Lifetime Warranty Click to download  

  • Specifications

    Pro-Grade® 988 Silicone Roof Coating for Existing Metal Roofs Click to download  

    Pro-Grade® 988 Silicone Roof Coating for Existing MB/BUR Roofs Click to download  

    Pro-Grade® 988 Silicone Roof Coating for Existing Single Ply Roofs Click to download  

    Permax 3.0 – WD Spray Polyurethane Foam and Pro-Grade® 988 Silicone Roof Coating for Existing MB/BUR Roofs Click to download  

    Permax 3.0 – WD Spray Polyurethane Foam and Pro-Grade® 988 Silicone Roof Coating for Existing Metal Roofs Click to download  

    Pro-Grade® 988 Silicone Roof Coating for Existing Coated SPF Roofs Click to download  

  • Architectural Details

    PG988-1A_Roof-Edge_Raised-Perimeter-Metal-Flashing pdf cad

    PG988-1B_Roof-Edge_Emdedded-Metal-Flashing pdf cad

    PG988-2A_Roof-Gutter_Membrane-Roof pdf cad

    PG988-2B_Roof-Gutter_Metal-Roof pdf cad

    PG988-3A_Termination_Surface-Mounted-Counter-Flashing pdf cad

    PG988-3B_Termination_Top-of-Wall-No-Counter-Flashing pdf cad

    PG988-4A_Expansion-Joint_Membrane-Roof pdf cad

    PG988-4B_Expansion-Joint_Metal-Roof pdf cad

    PG988-5A_Raised-Curb_Area-Divider-With-Metal-Coping pdf cad

    PG988-5B_Raised-Curb_Lightweight-Equipment-Support-Curb pdf cad

    PG988-5C_Raised-Curb_Stack-Vent-Hot-or-Cold pdf cad

    PG988-6A_Stack-Vent_Hot-or-Cold_Membrane-Roof pdf cad

    PG988-7A_Pipe_Penetration_Membrane-Roof pdf cad

    PG988-7B_Pipe-Penetration_Metal-Roof pdf cad

    PG988-7C_Pipe-Penetration_Metal-Roof pdf cad

    PG988-8A_Penetration-Pocket pdf cad

    PG988-9A_Roof-Drain pdf cad

    PG988-10A_Thru-Wall-Scupper pdf cad

    PG988-11A_Seam-Pretreatment_Membrane-Roof pdf cad

    PG988-11B_Seam-Pretreatment_Metal-Roof pdf cad

    PG988-11C_Seam-Pretreatment_Non-Vented-Ridge-Cap pdf cad

    PG988-12A_Structural-Member-Through-Deck pdf cad

    PG988-13A_Equipment-Support-Stand-Leg pdf cad

    PG988-RPP_Roof-Panel-Profiles pdf cad

  • Health Product Declarations

    Pro-Grade® 988 Silicone White Roof Coating Health Product Declaration Click to download

  • Health Product Declarations

    Pro-Grade® 988 Silicone Roof Coating – Brown – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Light Gray – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Safety Yellow – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Terra Cotta – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Custom Color – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Charcoal – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Brick Red – Health Product Declaration Click to download

    Pro-Grade® 988 Silicone Roof Coating - Tan – Health Product Declaration Click to download