OSI GS121 Gutter Seal

OSI GS121 Gutter Seal groups 2 source-backed variants from OSI. Select the matching variant by size/color/model before ordering.

Key Specs

• Brand: OSI
• Category: Building Materials
• Product type: Caulk & Sealant
• Variant count: 2
• Sizes / dimensions: 5 oz
• Colors: 5 oz Gray; 5 oz White