VFI®-630 Acrylic Flashing Grade

VFI®-630 Acrylic Flashing Grade is a water based acrylic elastomeric mastic that can cure in high builds. VFI-630 provides strength and flexibility to waterproof seals without cracking and ultraviolet stability to prevent degradation. This acrylic flashing grade has excellent adhesion to most surfaces and can be recoated with many different types of coatings and paints. VFI-630 was specifically engineered to create an easy to use, extremely low VOC water-based product.

Acrylic flashing grade that allows for high builds in areas to provide leak proof seals and is paintable.

Features & Benefits

  • Water-Based Acrylic Elastomeric Mastic
  • High Build Cures up to ½ inch with a Single Coat
  • Superior Flexibility, Build Up, and Adhesion
  • Resistant to Oxidation and High Temperatures
  • Lower VOC Compliant Content Measuring <50 g/L
  • Exceptional Durability from a Trusted Manufacturer
  • Formulated for Use Over: Metal, Mod/Bit, BUR, Single-Ply, Concrete, Spray Foam

Related Industries:

Application Methods:

  • Chip Brush
  • Brush
  • Trowel

Available Packaging:

  • 5 Gallon
  • 2 Gallon
  • 1 Gallon

Product Details

  • Product Color: Standard color available is white. For additional premium colors or color matching services contact Volatile Free, Inc.
  • UV Stability: This product is UV color stable and has long-term UV testing. For additional information contact Volatile Free, Inc.
  • Coverage/Thickness Requirement: See VFI specifications for specific coverage information or contact Volatile Free, Inc. for additional coverage/thickness requirements.
  • Storage Stability/Shelf Life: 18-month shelf life from date of manufacture when stored and sealed in unopened containers between 40°F - 75°F. Water based products must be protected from freezing. Material should be brought to a minimum temperature of 65°F before use.
  • Equipment: 630 acrylic flashing grade is a trowel applied product.
  • Surface Preparation: Surface preparation depends on application and substrate being coated. All surfaces should be cleaned, prepped and free of any oils or films that could affect the product adhesion. Contact Volatile Free, Inc. with any additional questions.
  • Mixing: Mixing until uniform is required on all material before use. Mix times may vary depending on volume and mixing method, please contact Volatile Free, Inc. for more information on any specific mixing questions and requirements.
  • Material Application: Material can be applied between 50°F - 120°F and the temperature must remain above 40°F until full cure. Apply only when rain or other moisture contamination will not be present before fully cured. Standard application is up to half inch thicknesses until the desired thickness is reached.
  • Primers: Volatile Free, Inc. recommends adhesion patch testing before use on any unknown substrate. 630 acrylic flashing grade is a highly versatile product that usually does not require a primer.
  • Cleanup: Preferred clean-up method is water. Please contact Volatile Free, Inc. for more information on clean-up of equipment and tools.
  • Thinning: Do not thin prior to application.
  • Precautions: See Safety Data Sheet for complete safety data. Do not add any foreign material to this product. Avoid prolonged breathing of vapors and prolonged or repeated skin contact. Use only with adequate ventilation.

VFI®-630 Acrylic Flashing Grade Physical Properties

  • Tensile Strength (ASTM D 2370): 350 psi +/- 50
  • Elongation (ASTM D-412): 2
  • Flexibility @ 15°F Mandrel (Pass/Fail): Pass
  • Reflectance (ASTM D 2824): 79
  • Accelerated Weatherability @1000hr (ASTM G 155): Pass
  • Fungi Resistance (ASTM G 21): Pass
  • Firm Set and Resistance to Water (ASTM D 2939): Pass

VFI®-630 Acrylic Flashing Grade Liquid Properties

  • Solids by Weight (ASTM D 1644): 70.00%
  • Solids by Volume (ASTM D2697): 58.00%
  • Liquid Density (ASTM D 2939): 10.6 lbs/gal
  • Specific Gravity: 1.20 g/ml
  • Viscosity (ASTM D2196): >50000 cps
  • Flash Point (ASTM D-56): >212° F
  • VOC: <50 g/L

Systems Used In

Acrylic Roof System

Volatile Free, Inc. manufactures a high quality, easy to apply, Low VOC Acrylic System. Water-based acrylic chemistry provides a cost-effective product with easy single component packaging that can be applied by brush, roller, or spray. VFI®-640-1 Gray and VFI®-605-1 White elastomeric acrylic produces a seamless, permanently flexible, UV stable membrane to prevent leaks and protect a wide variety of existing roof substrates from UV degradation and continued weathering and temperature swings. Using a two-color system, VFI-640-1 Gray/605-1 White to apply the acrylic helps to ensure even coverage. VFI®-#11 Epoxy Primer is our general recommendation for most substrates, and it comes in a salmon color with a convenient 9:1 mix ratio, 5-gallon kit that allows mixing without an additional bucket. The acrylic system provides a high-quality alternative to silicone coatings on roofs with acceptable slope and drainage.



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Product Data Sheets