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Appraisal number: 813 (2019)

Date issued: 9 Dec 2019

Hilti CFS-SL / CP 653 / Speed Sleeve / Firestop Sleeve Fire Rated Collars

Description

Hilti CFS-SL are fire rated collars consisting of a corrugated steel tube with an inner plastic housing, intumescent material rings and tightly twisted inner fabric smoke seal. They are for sealing around electrical and communication services that pass through fire rated walls and floors.

Scope

Hilti CFS-SL have been appraised for use as fire collars for penetrations in fire rated walls and floors for sealing around electrical and communication services.

Hilti CFS-SL are suitable for use through the following fire rated systems with fire resistance ratings (FRR) of up to -/120/120:

  • Plasterboard lined walls with at least 26 mm lining thickness on each side with light gauge steel or timber framing with a minimum overall wall thickness of 100 mm. Where the CFS-SL S/M is used, the minimum wall thickness is 100 mm and maximum wall thickness is 200 mm. Where the CFS-SL L sleeve is used, the minimum wall thickness is 200 mm and maximum wall thickness is 300 mm.
  • Concrete or concrete masonry walls with a minimum density of 550 kg/m³. Where the CFS-SL S/M is used, the minimum wall thickness is 100 mm and maximum wall thickness is 200 mm. Where the CFS-SL L sleeve is used, the minimum wall thickness is 200 mm and maximum wall thickness is 300 mm.
  • Concrete floors with a minimum density of 550 kg/m³. Where the CFS-SL S/M is used, the minimum floor thickness is 150 mm and maximum floor thickness of 200 mm. Where the CFS-SL L sleeve is used, the minimum floor thickness is 200 mm and maximum floor thickness is 300 mm

Hilti CFS-SL must be used in closed, internal spaces, protected from excessive moisture, solvents, oxidising agents, acids and alkalis. They should not be exposed to ultraviolet (UV) light in service. 

Technical literature

Hilti Technical Data Sheet Hilti Firestop Sleeve CFS-SL , issue 1.2

Consenting instructions

Always refer to the Appraisal in full and the technical literature.

Appraisal holder

Hilti (New Zealand) Ltd
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Phone: 0800 444 584
Email:

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