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$4.99
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Product Overview

GS121 is designed for sealing around aluminum, galvanized and vinyl gutters and downspouts, sealing seam, joints and cracks in gutter troughs, and for use on sheet metal, air conditioning and heating ducts and ventilators. GS121 expands and contracts with temperature changes, cures to a tough rubbery gasket while remaining permanently flexible. Gs121 cleans up with mineral spirits.
  • Permanently flexible
  • Water resistant seal
  • Seals most common gutter and downspout materials
  • Expands and contracts with temperature changes

Specifications

  • Brand Name: OSI
  • Sub Brand: GS121
  • Product Type: Sealant
  • Color Family: White
  • Coverage Area: 15.3 linear foot
  • Container Size: 5 ounce
  • Color: WHITE
  • Fire and High Heat Resistant: No
  • Mildew Resistant: No
  • Material: Synthetic Rubber
  • Moisture Resistant: Yes
  • Paintable: No
  • Packaging Type: Squeeze Tube
  • Permanently Flexible: Yes
  • Brand Name: OSI
  • Type: Gutter and Seam
  • VOC Level: 236 grams per liter
  • Clean Up: Mineral Spirits
  • Indoor or Outdoor: Outdoor
  • Sub Brand: GS121
  • Recommended Surface: Aluminum Vinyl Galvanized Metal
  • Click here to see the Safety Data Sheets for this product.