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Application

  • Suitable for concrete, aerated concrete and masonry substrates and unreinforced spans up to 800 mm.
  • Used for the permanent fire seal of cables and cable tray, combustible pipes, and non-combustible pipes.
  • Can be used on medium/ large multiple penetrations in combination with other products (concrete/ masonry).

Description

Fire resistant, gypsum based mortar with thermal insulating and acoustic properties for sealing medium sized openings where further penetrations may be required.


Features and benefits:

  • Quick-setting - forms can be removed after as little as two hours.
  • Superior working properties - saves time.
  • Can be pumped, poured or trowelled - easy to form and apply.
  • Can be used in horizontal or vertical applications.
  • No shrinkage.
  • Fire resistance rating of up to four hours.
  • Mould and mildew resistance (to BS EN ISO 846): Class 0.

General information

Color

Grey

Material

Gypsum

Guidance for specification option:

Gypsum based mortar.

Uniclass

Pr_20_31_53_31 Fire-resisting mortarsPrimary

CAWS

P12/340 Intumescent mortar

P12/37 Intumescent mortar

Specification data - Fire-resisting mortars

Material

Gypsum based.

Fire resistance

240 minutes.

Guidance for specification option:

Up to four hours, dependent on substrate and application.

Density

900–1000 kg/m³.

Setting time

60 minutes.

Drying time

30 minutes.

Manufacturer guidance

Working time (approximate).

CompressiveStrength

3.5–6 N/mm² (24 hours).

Application temperature

5-45°C.

Temperature resistance

-20 to +100°C.

VOC emissions

0 g/L.

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