Pipe penetrations in exist concrete wall

Concrete masonry is widely specified for fire walls and fire barriers because it is noncombustible, durable and economical. Firestopping must be installed in accordance with code requirements to maintain fire and life safety. Choosing an appropriate firestopping system is a key component to a successful installation. The firestop system must be chosen from a building-official-approved listing service. Alternatively, one of the generic listed materials—concrete, mortar or grout— can be used within the limitations of the code.
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Application & Installation

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FIRESTOPPING FOR CONCRETE MASONRY WALLS - NCMA

The most common use is through concrete walls and or floors. Ductile iron, concrete, metal as well as plastic pipes may be hydrostatically sealed within walls to hold up to 20 psig 40 feet of static head. Steel pipe sealed passing through a cored floor penetration. Various copper pipe sizes sealed with link-Seals in water tank. The annular space between carrier pipes passing through casings may be sealed against the entry of water, soil or backfill material. Previously formed concrete can be core-drilled to the required diameter for the optimum Link-Seal sizing. The sleeves need to be installed prior to the concrete pour.
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FIRESTOPPING FOR CONCRETE MASONRY WALLS

Wall sleeves flange multi fiber stainless. WA-wall sleeves cast in a concrete wall, provide openings for single pipes or multi pipes through the same opening. Standard wall sleeves have a puddle flange collar that prevents water creep along the sleeve. Stainless wall sleeves allow all American and International pipe diameters to past through the concrete wall. Wall sleeve cut sheet.
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They provide a waterproof seal outside the wall for the pipe. The back collar may be flat or curved to suit the wall profile. The units may be used for concrete walls or metal walls. Thimble sleeve assemblies may be used for metal tank or concrete and block wall pipe penetrations.
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