NBS Source
I'm a manufacturer

Fire Sealant 400

Verified by manufacturer over a year ago

Sika Limited

Fire-rated and acoustic-rated, neutral cure, low modulus silicone sealant.

Jump to:
+44 (0)1707 394444 Website

Application

  • All building joints which require a fire rating.
  • Sealing joints, voids and irregular holes in fire walls, partitions and other structures; also for maintaining the integrity of pipes and cables that penetrate them.
  • Suitable for fire rated expansion joints.

Description

A neutral cure, elastic silicone sealant which has a fire rating of up to four hours in certain joint configurations (when tested to BS EN 1366-4 2010).

Features and benefits:

  • Neutral cure – adheres to most building surfaces, porous and non-porous.
  • Permanently flexible (25% movement accommodation).
  • Suitable for internal and external use.
  • Can be used in joints up to 50 mm wide.
  • No priming required for most construction substrates.
  • Non-slump.
  • Forms an acoustic seal.

Applications:

  • All building joints which require a fire rating.
  • Sealing joints, voids and irregular holes in fire walls, partitions and other structures; also for maintaining the integrity of pipes and cables that penetrate them.
  • Suitable for fire rated expansion joints.

Approvals:

  • Fire-rated to BS EN 1366-4 2010 (report no. 181970 (May 2009)), DIN 4102 -B1 and EN 1366 Part 4.
  • Acoustic tested to BS EN ISO 140-3:1995.
  • Tested for air permeability to EN 13141-1 Ventilation for buildings. Performance testing of components/ products for residential ventilation.
  • ISO 11600 F 25LM when tested to ISO 9047.
  • CE Marked under ETAG 026 Part 3-ETA 13/1059 and EN 15651-1: 2012 Type F EXT-INT-CC Class 25LM.

General information

Color

White

Grey

Black

Finish

Smooth

Material

Sealant

Shape

Formless

Length

50 mm

Width

50 mm

Height

275 mm

Uniclass

Pr_30_31_76_77 Silicone construction joint sealantsPrimary

CAWS

K10/215 Suspended ceiling system

K10/220 Proprietary suspended ceiling system

K10/245 Ceiling lining on timber

L10/75 Sealant joints

L10/810 Sealant joints

L20/80 Sealant joints

L20/820 Sealant joints

P31/40 Sealing around services

P31/710 Sealing

Product range

Sealant

Specification data - Silicone construction joint sealants

Product Reference

Fire Sealant 400

Colour

Black

Grey

White

Standard product features

Technical characteristics:

  • Service temperature: -40°C to +140°C.
  • Density: ~1.3 g/cm³.
  • Shore A hardness: 35–40.
  • Joint movement capability (to ISO 9047): 25%.
  • Tack-free time: 20–30 minutes.
  • Curing rate (at 50% RH, 23°C): 1.0 mm/24h.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

0 kg·CO₂e/kg

Self declared

Recyclability

0

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %