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NovaFlex Gutter Seal Paste

NovaFlex Gutter Seal is an encapsulating compound that cures even when wet and remains flexible for a permanent seal. The non-sag paste formula is recommended for the assembly, repair, and sealing of gutters.

It can be applied in wet and cold conditions, and will even cure when wet.

  • Excellent adhesion to most common building materials
  • Non-flammable
  • Extrudes down to -20°F
  • UV and mold/mildew resistant
  • Permanently flexible
  • All weather formula
  • Solvent free
  • Impervious to UV light
  • Tack free in less than 15 minutes; completely cured in 24-30 hours
  • Made in USA
  • Proposition 65
  • REACH
  • Sulphur Free
  • UV Resistant
  • VOC Compliant
How to Buy
 
  • Applications

    Gutter Seal is designed for use in sealing gutters, downspouts, underdecks, patio covers, carports, and rain carrying systems. We recommend for sealing and bonding around:

    • Vinyl-Clad Gutters
    • Aluminum Gutters
    • Galvanized Gutters
    • Steel Gutters
    • Metal Flashing
    • Metal Trim
    • Metal Awnings
    • Downspouts

    We do not recommend it for joints continuously submerged under water; areas needing paint or stain; spaces confined from atmospheric moisture during cure; on surfaces that might bleed oils, plasticizers, or solvents; in structural glazing applications; or painted applications.

  • Packaging and Lead Times
    This product is available in the following formats:
    • 10 ounce cartridge

    Lead times are:
    • 10 business days
  • Specifications
    • Product Specifications
      Appearance Viscosity Extrusion Rate
      1/8” Orifice @ 50 psi      		 Skin Over Time
      3/8” @ 50% RH & 77°F      		 Through Cure
      3/8” @ 50% RH & 77°F
      Paste (Translucent, White, and Gray) 3,500 – 8,000 poises (Brookfield #7 @ 10 rpm) 30 – 80 grams/minute 5 – 15 minutes 24 – 30 hours
    • Typical Properties
      Slump (Flow) Specific Gravity Tensile Strength
      ASTM D412       		Elongation
      ASTM D412      		 Tear Resistance
      ASTM D624      		 Shore Hardness
      ASTM D2240      		 Service Temperature Application Temperature Adhesion
      ASTM D903      		 Peel Strength
      STM C974       		Green Strength
      ASTM C1135      		 Joint Sealant Designation
      ASTM C920
      No Slump 1.00 – 1.50 150 psi 500% 30 – 35 pli 20 +/- 5 Shore A -40°F to 400°F (-40°C to 204°C) -20°F to 160°F (-29°C to 71°C) Glass: >15 pli Aluminum: >15 pli -- -- --
    • Industry Specifications
      Specifications
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