Whether you are constructing a new roof, replacing an existing one, or making roof repairs, Riverhead Building Supply has the superior residential and commercial roofing products you need. Our roofing materials include eco-friendly roofing, composite shingles, self-adhering roofing underlayments and more. At Riverhead Building Supply, you’ll find an outstanding selection of roofing solutions for all your jobs.

  • EcoStar
  • DaVinci
  • Grace
  • Henry
  • Gaco
  • Epilay
  • Karnack

EcoStar – the Eco-Friendly Alternative

Highly flexible EcoStar steep-slope roofing products are eco-friendly and give your roof the look of slate. EcoStar products offer superior performance and are manufactured with sustainable materials including recycled rubber and plastics.

DaVinci Roofscapes – Polymer Roofing System

DaVinci Roofscapes offers some of the industry’s most durable and realistic composite shake and slate roofing shingles.

Grace High-Performance Roofing Underlayments

Grace self-adhering roofing underlayments protect homes and buildings in extreme climates.

Henry® Blueskin® Roofing Underlayment

Henry Blueskin is a protective roofing membrane underlayment specially constructed to be self-adhered on sloped-roof surfaces.

Gaco Western Roof Coatings

Gaco Silicone Roof Coating Systems renew your weathered roof so you can avoid costly tear-offs. These seamless membrane solutions safeguard your roof against UV light, extreme weather and permanent ponding water.

Epilay® Peel & Stick Roofing Underlayment

Epilay ProtecTite® Superior is specifically manufactured to replace felt underlayment. It is a synthetic roofing underlayment that’s stronger and lighter than #15 Felt and #30 Felt and provides a cooler working surface.

KARNAK Roof and Foundation Coatings

KARNAK is a leading manufacturer of sustainable sealants, roof coatings, and waterproofing solutions.