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NovaFlex Gutter Sealant

NovaFlex Gutter Sealant is a non-corrosive, low odor silicone sealant that cures to a flexible, durable, rubber-like solid. The non-sag formula is recommended for the assembly, repair, and sealing of gutters.

NovaFlex Gutter Sealant can be applied in wet and cold conditions from -20°F to 160°F, and will even cure when wet. This all weather gutter sealant stays permanently flexible, will not shrink or crack, and will not break down over time under UV exposure.

  • Excellent adhesion to most common building materials
  • 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 1 hour; completely cured in 24-30 hours
  • Made in USA
  • Proposition 65
  • REACH
  • Sulphur Free
  • UV Resistant
  • VOC Compliant
How to Buy
 
  • Applications

    NovaFlex Gutter Sealant 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:
    • 3 ounce tube
    • 10 ounce cartridge

    Lead times are:
    • 10 business days
  • Specifications
    • Product Specifications
      AppearanceViscosityExtrusion Rate
      1/8” Orifice @ 50 psi      		Skin Over Time
      3/8” @ 50% RH & 77°F      		Through Cure
      3/8” @ 50% RH & 77°F
      Paste (Gray)2,250 – 8,000 poises (Brookfield #7 @ 10 rpm)30 – 80 grams/minute<1 hour24 – 30 hours
    • Typical Properties
      Slump (Flow)Specific GravityTensile Strength
      ASTM D412      		Elongation
      ASTM D412      		Tear Resistance
      ASTM D624      		Shore Hardness
      ASTM D2240      		Service TemperatureApplication TemperatureAdhesion
      ASTM D903      		Peel Strength
      STM C974      		Green Strength
      ASTM C1135      		Joint Sealant Designation
      ASTM C920
      No Slump1.27 – 1.37 g/ml150 - 300 psi400 - 950%--30 +/- 5 Shore A-40°F to 400°F (-40°C to 204°C)-20°F to 160°F (-29°C to 71°C)Steel: >12 pli
      PVC: >12 pli
      Aluminum: >12 pli      		------
    • Industry Specifications
      Specifications
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