RectorSeal Metacaulk 150 66648 Firestop Sealant, Easy Application, Firestop, 10.3 oz.

★★★★★ 4.3 70 reviews

US$5.40
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Management number 229697951 Release Date 2026/05/31 List Price US$5.40 Model Number 229697951
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Product Description RectorSeal firestop sealant prevents the spread of fire, smoke, hot gasses, and water. Used for construction joints and through penetrations. Can also be used on metal, insulated pipe, fiberglass, plastic pipe, wall joint, power, telephone, and datacomm cables. Water based, non-sag caulking grade heat resistant sealant that is easy to apply as well as retrofit. Cures to an elastomeric seal that is suitable where dynamic movement is expected. Can be applied from a tube, sausage pack, or pail. Applied with a conventional caulking gun, bulk loading gun, or can be troweled from the pail. All systems rated for up to 4 hours as per ASTM E814 (UL1479) and ASTM E1966 (UL 2079) test standards. For temperature applications of 120 degrees fahrenheit, providing flexible barrier protection. For interior use and paintable, with excellent freeze-thaw capability. FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets. From the Manufacturer Metacaulk MC 150+ is an in tumescent, one-component, general purpose, fire-rated sealant and smoke seal for construction joints and through-penetrations. A water-based, non-sag caulking grade sealant that is easy to apply as well as to retrofit. An economic choice for most common applications.

  • APPLICATION: Firestop sealant prevents the spread of fire, smoke, hot gasses, and water; for construction joints and through penetrations; can be used on metal, insulated pipe, fiberglass, plastic pipe, wall joint, power, telephone, and datacomm cables
  • EASY INSTALLATION: Water based, non-sag caulking grade heat resistant sealant that is easy to apply as well as retrofit; it cures to an elastomeric seal that is suitable where dynamic movement is expected; can be applied from a tube, sausage pack, or pail; applied with a conventional caulking gun, bulk loading gun, or can be troweled from the pail
  • SPECIFICATIONS: All systems rated for up to 4 hours as per ASTM E814 (UL1479) and ASTM E1966 (UL 2079) test standards; for temperature applications of 120 degrees fahrenheit; flexible barrier protection; interior use and paintable; excellent freeze-thaw caulk; VOC compliant
  • CONVENIENT: No special skills required to apply firestop sealant; the sealant does not have to be pre-mixed
  • FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning (HVAC/R), plumbing, electrical, and construction markets
UPC 021449666480
ASIN B008A3UCAM
Color Red
Model 66648
Item Form Liquid
Brand Name Rectorseal
Unit Count 1.0 Count
Item Weight 16 ounces
Part Number 66648
Manufacturer Rectorseal
Liquid Volume 10.3 Fluid Ounces
Material Type Water-based and non-sag. VOC compliant
Full Cure Time 4 Weeks
Number of Items 1
Temperature Range 40 to 120 Degrees Fahrenheit
Included Components Firestop Caulk
Initial Hardening Time 4 Weeks
Surface Recommendation Metal, insulated pipes, fiberglass, and plastic pipes, Wall construction joints, Power, telephone & DataComm cables
Water Resistance Level Water Resistant
Global Trade Identification Number 00021449666480

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