NBS Source
Linear Gap Seal
Compare variants

Application

Suitable for vertical and horizontal joints in fire-rated walls and floors.

Description

Fully intumescent linear firestop seals tested to the latest EN Standards. The durable seals are installed under compression and can accept movement. They are equally suited to both vertical and horizontal joints. The seals offer up to 4 hour (EI240) fire rating for joints in fire rated walls and floors.


Features and benefits:

  • Up to EI240 fire rating.
  • Compressible.
  • Available to suit gap sizes up to 100 mm.
  • Accepts joint movement.
  • No additional sealants required.
  • Minimum floor slab depth of 250 mm.
  • Minimum wall thickness of 250 mm.
  • All butt joints must be a very tight friction fit with no gaps.

General information

Color

Black

Shape

Rectangle

Length

15 mm

25 mm

40 mm

60 mm

85 mm

Show more

Width

15 mm

20 mm

45 mm

60 mm

50 mm

Uniclass

Pr_25_80_81_29 Flexible intumescent gap sealsPrimary

CAWS

P12/35 Flexible intumescent gap sealer

P12/330 Flexible intumescent gap sealer

Specification data - Flexible intumescent gap seals

Size

Minimum floor slab depth of 250 mm.

Minimum wall thickness of 250 mm.

15 x 15 mm.

Fire performance

Floors: EI240; Walls: EI240.

Seals

One seal required.

When installing in gaps/joints in floors, the product must be installed 25 mm down from the top of the floor slab. When installing in walls, the product must be installed centrally.

Joints

Butted. Offset joints in adjacent seals by 500 mm (minimum).

Digital objects

Platform Compatible Version Certified to
Revit
-

1

1

Download now from NBS National BIM Library