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Rockliner - Fire Rated Column Casings

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Four-sided snaplock casing (typical)

Cryotherm Insulation Ltd Variant:

Rockliner is a metal-faced casing system used for the protection of structural steel beams and columns.

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Application

For the protection of structural steel beams and columns in a range of sectors including: commercial, retail, manufacturing, food processing and education.

Description

Rockliner is a metal-faced casing system used for the protection of structural steel beams and columns.

Rockliner has been installed throughout the UK on projects in commercial, retail, manufacturing, food processing, education sectors. It is extensively specified to provide the correct fire rating for mezzanine floors.

The system comprises a pre-formed metal encasement lined with Spiralite to provide the fire rating. It is installed using a snap-lock method for a strong and stable installation.

Casing thicknesses vary according to the fire rating and the steel sizes. Cryotherm's technical support advises on design and lining thickness to ensure the installation is correct.

Rockliner has been independently tested and assessed by BRE to British standards in accordance with the 5th edition of the ASFP Yellow Book.

Features and benefits:

  • Extensively used with a proven track record.
  • Up to two hours' fire rating. 
  • Wide scope for protecting square hollow sections.
  • Pre-fabricated and easy to install.
  • Colour finishes and brand matching; available in galvanized, polyester and leather grain colour ranges.
  • Specialist finishes, in particular food processing areas. 
  • Fascia available via manufacturer' fabrication service.
  • Technical support and advice available.
  • Tested to British standards.

General information

Color

Silver

Beige

Black

Blue

Brown

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Finish

Metal

Galvanized

Powder-coated

Leather effect

Other

Guidance for specification option:

Includes food safe.

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Material

Metal

Stone wool

Mineral wool

Shape

Rectangle

Other

Length

Bespoke

Width

Bespoke

Height

Bespoke

Uniclass

Pr_25_71_52_15 Compressed mineral wool fire protection boardsPrimary
Pr_35_90_43_66 Preformed casings

CAWS

K11/885 Fire protection board

K11/54 Fire protection board

Specification data - Compressed mineral wool fire protection boards

Classification data

Description

Spiralite fire-rated stone wool board with pre-formed metal encasement.

Fire rating

Guidance for specification option:

Up to two hours depending on thickness and steel size:

  • where the fire rating is the primary factor, insert requirements and consult manufacturer for size details.
  • where the fire rating is an emergent property of required thickness, consult manufacturer for details based on other requirements.

Thickness

Guidance for specification option:

Consult manufacturer for options and insert requirements.

Manufacturer guidance

Note that fire rating varies depending on thickness and steel encasement thickness.

Edges

Square.

Finish

0.6 mm steel, unfinished (galvanized).
0.6 mm steel, plasticol coated.

Guidance for specification option:

Specify colour requirements below.

0.6 mm steel, PvF2 coated.

Guidance for specification option:

Specify colour requirements below.

0.6 mm steel, powder-coated.

Guidance for specification option:

Specify colour requirements below.

0.6 mm steel, polyester-coated.

Guidance for specification option:

Specify colour requirements below.

0.6 mm steel, leather grain.

Guidance for specification option:

Specify colour requirements below.

0.6 mm steel, food-safe finish.

Guidance for specification option:

Specify colour requirements below.

Colour

Guidance for specification option:

Insert requirements depending on Finish specified above, or omit for 'Unfinished'.

Environmental information

-

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

Manufacturer's standard.

Guidance for specification option:

Consult manufacturer for details.

Fixing

Snap-lock joints (steel encasement).

Accessories

Packing-out noggins.

Guidance for specification option:

To be wedged into web face of steel and/ or shot-fired onto the flange face as required.

None.

Configuration

U-shaped section with a snap-on lid.
Four pieces with snap-on joints.

Sustainability data

Material

Metal
Stone wool
Mineral wool

Literature

Spiralite TDS180 Material Safety Data Sheet

Spiralite TDS180 Material Safety Data Sheet

Rockliner Typical Four-sided Snaplock Casing - Technical Data Sheet

Rockliner Typical Four-sided Snaplock Casing - Technical Data Sheet

Rockliner Typical Three-sided Snaplock Casing - Technical Data Sheet

Rockliner Typical Three-sided Snaplock Casing - Technical Data Sheet

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