Reference only — this item is no longer available. This product has been discontinued and cannot be ordered. We keep the page online so the specifications and documentation stay available to anyone still running the equipment. Current replacements are listed further down.

Discontinued

Nelson 2" Fire Barrier Collar (76004-0) Built-In Smoke Seal

Reference only — not for sale

Model	76004-0
Manufacturer	RadonAway
Category	Mitigation Accessories
Status	Discontinued

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Product details (archived)

The information below is retained for reference only. This item is discontinued and cannot be ordered.

Nelson 2" Fire Barrier Collar with Built-In Smoke Seal

Nelson pipe choke system (PCS™) is a prefabricated device used to seal penetrations and maintain the rating of fire rated floors and walls. The pipe choke is designed for penetrations of non-metallic pipes. When exposed to fire, the intumescent material expands to seal voids created from fire exposure on deteriorating penetrating items. The PCS™ consists of a heavy gauge metallic collar filled with a highly intumescent, pliable material.

Easily installed and retrofitable, does not require additional caulking.
Non-toxic, it has no hazardous ingredients, and is asbestos and solvent free.
To be used in combustible pipe firestopping penetration applications.
Choose the appropriate size of PCS to fit the penetrating pipes outside diameter. Flush mount it to the wall or floor surface using the mounting ears on the device
Actual installation should be in accordance with the appropriate Nelson™ application system drawing
Up to 3 hour rating, highly intumescent, VOC Compliant.
Unlimited shelf life.
Rapid Expansion.
Quick, easy installation.
UL Listed.