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3M’s PT4SD Fire Barrier Pass-Through Device

3M’s PT4SD Fire Barrier Pass-Through Device

Manufacturer: 3M

3M’s PT4SD fire barrier pass-through device is a cable management solution that provides firestop protection. The one-piece, hinged metal enclosure enables stacking multiple boxes for ganging and is re-enterable for high-traffic areas or blank penetrations. It is 4 in.2 and comes in a six-pack. The intumescent material and foam smoke seals are firestop-tested for up to 3 hours.

Product Tag:
  • Firestop Device
  • Integrated Systems
Appears In: Electrical Contractor November 2025

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