Hardcast® Duct-Seal™ 321 Indoor/Outdoor Water-Based Duct Sealant 11 oz. (Gray)

APPLICATIONS

Duct-Seal 321 is a GREENGUARD Gold Certified all-purpose industrial-grade duct sealant for all types of metal duct, fiberglass duct board, duct fabric and fl ex duct. It includes UV inhibitors for extended outdoor exposure and built-in fiber reinforcement for added strength. This non-toxic water-based product is solvent free and is suitable for residential use.

FEATURES & BENEFITS

• Color Gray
• Consistency Smooth creamy texture
• Base Synthetic latex
• Solvent Water
• Weight per Gallon 10.6 lbs.
• Solids Content 65%
• Viscosity Thixotropic
• Coverage Per gal.:
Up to 320 lin. ft. at 3" width,20-mil thickness
11 oz containers: 130 lineal ft. per 11.0 fluid oz. tube, ⅛" bead (40 m per .325 liter tube, 3.2 mm bead.)
• Shore A Hardness >20
• Flexibility Passes ¼-in. mandrel bend
• Time to Test 48 hours*
• Service Temperature -20°F to 200°F
• Weather Resistance Weather resistant
• Mildew Resistance Mold & mildew resistant
• VOC
Exempt: 0 g/l
Non-Exempt: 93 g/l (less water)
• Pressure Classes 16" W.C. - 3rd Party 24 Hr (5/8" Diam.)
• Seal Class
• Freeze/Thaw Stability
• Meets Seal Class A
• Passed 5 Cycles