Metacaulk Box Guard 4 11/16" Box - 50 Count

Metacaulk Box Guard is a one-component, fire-rated pad designed for use in electrical boxes.

When exposed to fire, it expands to form a protective char, sealing openings to prevent flame spread and limit temperature rise on unexposed surfaces.

Key Features:

• Effective Fire Protection: Expands when exposed to fire, helping maintain the integrity of fire-rated wall assemblies.
• Code Compliance: Must comply with NEC 314.16 (formerly 370.16) and other applicable codes.
• Soundproofing: STC 53 Rating, tested in a UL 411 wall assembly/section to ASTM E90.
• Easy Installation:
  • Adheres directly to the back of electrical boxes.
  • No special tools or putty required, making it a cost-effective solution, especially for retrofit jobs.
• UL Listed Performance:
  • ASTM E814 (UL 1479) fire resistance standard.
  • Non-conductive, dielectric breakdown voltage of 22V/mil (ASTM D 149).
• Economical Alternative: A labor-saving and cost-efficient substitute for traditional putty pads.

Product Details:

• Case Weight: 11.04 lbs
• Case Dimensions: 4.63" H x 7.25" L x 9.00" W
• Color: Black
• Application: Designed for installation on the inside back panel of electrical boxes to maintain fire-rated wall integrity. When used as directed, the horizontal separation between outlet boxes on opposite sides of the wall may be less than 24 inches.
• Brand: Metacaulk Box Guard
• Recommended Use: Use only in tested configurations recommended by RectorSeal.
• UPC: 021449663694

Why Choose Metacaulk Box Guard?

✔ Proven Fire Protection – Expands to prevent fire and smoke spread.
✔ Quick & Simple Installation – Peel-and-stick design for hassle-free use.
✔ Code-Compliant & Cost-Effective – Meets fire safety standards while reducing labor time.
✔ Ideal for New & Retrofit Applications – Works in both new construction and renovation projects.

Protect Your Electrical Installations with Metacaulk Box Guard

For trusted, high-performance fire-rated protection, Metacaulk Box Guard is the easy, efficient, and code-compliant solution for securing electrical boxes in fire-rated walls.