FS 900+ Series Sealant

FlameSafe FS 900+ Sealant is cost-effective & cures to form a flexible shield against fire/smoke. Usable in various construction/architecture joint configurations. A versatile solution for many through-penetration & joint construction settings.

  • Elastomeric, Versatile and economical, Non-sag or Self-leveling grades
  • No VOCs, non-toxic, low odor, paintable, Interior grade, will not damage plastic pipes or cable jackets.
  • UL classified & Factory Mutual approved. Firestop systems listed for through penetration & joint systems. Listed in systems with up to 4-hr fire rating. Tested to UL 1479 (ASTM E814), UL 2079 (ASTM E1966 and E1399), UL 723 (ASTM E84).
  • Sound transmission tested in accordance with ASTM E90 and Sound Transmission Class (STC) Rating 62
  • No solvents, silicones or outgassing. Water-based, easy to use and clean up. Excellent adhesion to a variety of substrates and penetrants and easy to apply

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Brand : FlameSafe
Performance Our on-site fire test laboratory is designated under the UL Witness Test Data Program (WTDP), allowing for thorough product development, direct testing and advanced response to customer needs for UL Listed systems.
Versatility Metacaulk systems offer a holistic approach to firestop applications and where field conditions differ, Metacaulk can support with structured engineered solutions.
COST SAVINGS Metacaulk products & systems offer major advantages for the installer with economical and reliable solutions.

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Minimum 3-year limited warranty on RectorSeal Products. No registration required.


Outstanding Technical Customer Support

Providing exceptional technical customer support for on-site job requirements and project specifications.

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Delivering a seamless purchasing experience by offering a diverse selection of products, ensuring availability and quick fulfillment.

Complimentary eTraining Courses

Offering a variety of eTraining from self-directed courses via RectorSeal Academy, on-demand one-on-one training or live webinars.