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FSC3 Joint Coating

Brand: Nelson

Nelson Firestop Joint Coating (FSC3) is a water based acrylic latex, elastomeric, fire protective coating for use on construction joints. 

It is designed for labor saving spray applications onto construction joints and perimeter joint systems (curtain wall assemblies).
Features
  • Water based, red, acrylic latex means easy clean-up.
  • Elastomeric (flexible cure).
  • It is paintable.
  • Do not dilute.
  • It is water resistant.
  • Installation may vary, according to the type of joint being protected. Joint surfaces should be clean and free of dust, dirt, oil, grease, loose material, rust or other substances.
  • The coating is sprayed, brushed or towel applied, over a 101.6 mm (4") minimum depth of the mineral wool insulation packed within the joint width.
  • A 3.18 mm (1/8") coating is spray, brush or toweled applied over a minimum 101.6 mm (4") depth of mineral wool insulation packed within the joint width and overlaps the joint surfaces by a minimum 12.7 mm (1/2"). Product cures to a nominal 1/16" dry thic.
  • Up to 4 hour rating.
  • Supplied in a 19 liter (5 gallon) pail that is 0.75 cubic meters (1155 cubic inches), 4.76 kg (10.5 lb).
  • Acoustically tested; reduces noise transmission.
  • Use a mid-sized commercial pump at minimum, see product data sheet for details.

Specifications

Brand

Additional NEC / CEC Compliances

  • ASTM E-84, Flame Spread, Smoke Developed. ASTM E-90, Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions & Elements. ASTM E-1399, Test Method for Cyclic Movement & Measuring Min & Max. Joint W

Application Temperature

  • +4° & +32° C (+40° & +90° F)

Cautions

  • Wear Eye Protection. Do Not Spray Gun at any Part of the Body, Fluid at High Pressure Can Penetrate the Skin & Cause Internal Injury. Observe the Spray Equipment Manufacturer's Instructions & Warnings. in Case of an Injury, Obtain Medical Attention I

Coverage

  • 1.60 Square meters Per 19 Liters (65 Square feet Per 5 Gallons)

NEC/CEC Certifications & Compliances

  • Underwriters Laboratories Inc. UL 1479 & ASTM E-814, Test Method for Through-penetration Firestop Systems. UL 2079 & ASTM E-1966, Test Method for Fire Resistance of Building Joint Systems

pH Range

  • 8.0 - 9.0

Solid

  • 54%

STC Rating

  • 52

Storage & Handling

  • It Should be Stored at Temperatures between +4° C & +32° C (+40° F & +90° F). It Should be Protected from Freezing. when Properly Stored, the Expected Shelf Life of FSC3 is 18 Months from Date of Manufacture

Test Compliance

  • Underwriters Laboratories Inc., Fill, Void or Cavity Material (XHHW), for Canada (XHHW7). Factory Mutual (FM). Omega Point Laboratories Joint Sealant (Category 07920). City of New York, NY, Department of Buildings (MEA 127-04-M Vol. II, MEA 127-04-M)

Testing Data

  • For Specific Test Criteria, Refer to the UL Fire Resistance Directory & Omega Point Laboratories Directory

Viscosity

  • 24 M Cps Max.

VOC Content

  • 30 G/l
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