Try“waterproofing at a balcony door threshold”

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Walls 5850 Connections / Plates 5517 Floors / Slabs 5259 Beams 4980 Decks 3233 Columns 3173 Anchors / Embeds 3108 Reinforcing 2676 Roofs 2340 Waterproofing / Flashing 1691 Insulation 1675 Roof / Floor Openings 1658 Bracing 1604 Doors 1533 Foundations / Footings 1415 Ceilings 1344 Arches 1294 Partitions 1265 Site / Paving 1210 Drainage 1206 Stairs 1144 Facades / Cladding 768 Expansion / Control Joints 756 Windows 680 Railings / Guards 672 Millwork / Casework 663 Curtain Walls 512 Entrances 413 Storefronts 388 Parapets 359 Canopies 241 Trusses 229 Ramps 140 Shear Walls 106 Vaults / Domes 88 Stem Walls 83 Retaining Walls 78 Bearing Walls 55 Skylights 38 Balconies 36

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imperial 18240 metric 5728

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G-P4WCP — UL Firestop System W-J-2230 Wall Penetration Detail

Fire Protection · G-P4WCP

UL Firestop System W-J-2230 Wall Penetration Detail

About this detail

This Underwriters Laboratories firestop system provides a two-hour F rating and zero-hour T rating for penetrations through wall assemblies. The detail shows a wall assembly penetrated by piping enclosed within a sleeve, sealed to achieve the required fire rating. Numbered callouts designate the wall construction, penetrating items, sleeves, and firestopping materials.

Classified by Underwriters Laboratories, Inc. to UL 1479 R A A System No. W-J-2230 F Rating — 2 Hr T Rating — 0 Hr C L A S S I F I E D 1 4 3 3 2

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