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Overview

The Hilti 1-1/2" CPS Top Seal (#3425406) is a firestop component designed for use with compatible Hilti cast-in firestop systems for pipe penetrations. It helps provide a fire, smoke, and water-resistant seal around pipes passing through concrete floors or walls when installed with compatible Hilti devices. Suitable for commercial and industrial fire protection applications.

Hilti 1-1/2" CPS Top Seal #3425406 Firestop Component for Pipe Penetrations in Concrete Floors and Walls

Model: 3425406 Cps
Web Code: 20206022
Sold and shipped by | 3.6 seller rating (43 reviews)

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Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Product Overview:

The Hilti 1-1/2" CPS Top Seal (#3425406) is a prefabricated firestop component designed for use with compatible Hilti cast-in firestop devices, including select CP 680 series systems. Designed for pipe penetrations through concrete floors, this red top seal helps provide a barrier against fire, smoke, and water when installed as part of a compatible firestop system. Its prefabricated design supports a neat installation without additional firestop sealant for the top seal component.

Key Features:

• Hilti 1-1/2" CPS Top Seal (#3425406)

• Red finish

• Designed for compatible Hilti cast-in firestop devices

• Suitable for pipe penetrations through concrete floors

• Helps seal around penetrating pipes

• Provides fire and smoke sealing as part of a compatible system

• W-rating capability for water resistance

• Tested in accordance with ASTM E814 / UL 1479

• Prefabricated design for a neat installation

• Helps reduce the need for additional top-side firestop sealant

• Intended for commercial and industrial firestop applications

What’s Included:

• Hilti CPS 1-1/2" Top Seal Element (#3425406)

Why Choose the Hilti CPS Top Seal:

The Hilti CPS Top Seal provides a prefabricated option for completing compatible cast-in firestop installations around pipe penetrations. Its compact design, red finish, and water-resistance rating make it suitable for specified firestop applications in concrete floor assemblies. For proper installation and fire-rating performance, verify compatibility with the selected Hilti cast-in device and the applicable tested firestop system.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

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