Elastic joint sealing tape

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Elastic joint sealing tape

Highly elastic joint sealing system using fireproof impregnated polyurethane foam

  • Ultraviolet resistance: Yes
  • Min. temperature resistance: -40 °C
  • Building material class: B1 - Of low flammability
  • Chemical basis: Impregnated polyurethane foam
  • Min./max. temperature resistance: -40 to 120 °C
  • Stretch capacity: 20 %
  • Resistance against: Water
  • Volumetric weight: 170 kg/m³
  • Compression set: 10 %
  • Max. temperature resistance: 120 °C
  • Colour: Anthracite
  • Shelf life from production: 12 Month

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Available in 6 versions

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You can refine your search by selecting different attributes

Art.-no. Number of rolls Length of roll Width Min./max. joint width Quantity PU
8 PCS 6 m 50 mm 7 x 10 mm
8 pcs
5 PCS 6 m 80 mm 7 x 10 mm
5 pcs
5 PCS 4.5 m 80 mm 10 x 14 mm
5 pcs
8 PCS 4.5 m 50 mm 10 x 14 mm
8 pcs
8 PCS 4 m 50 mm 12 x 20 mm
8 pcs
5 PCS 4 m 80 mm 12 x 20 mm
5 pcs

Packaging unit

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Structure of our article number

The article number is made up of the following: VVVVAAABBB
VVVV = 4 digits for prefix number (please note that the first digit is currently always 0)
AAA = 3 digits for dimension part 1
BBB = 3 digits for dimension part 2

Example article number structures:
Example 1: Screw with dimensions of 4x10 mm:
00574 10 (2 spaces between the 4 and the 10)

Example 2: Screw with dimensions of 10x20 mm:
005710 20 (1 space between the 10 and the 20)

Example 3: Flat washer with an internal diameter of 6 mm:

Information on price and image display

Price per packaging unit (PU):
The displayed price is always in line with the displayed packaging, if the PU is 250 the price for 250 units, if the PU is 300 the price for 300 units.

Price with price key representation (PSL):
The price always applies to a quantity ruled through the price key:
Price for 1 unit
Price for 100 units
Price for 1000 units


The quantity shows the number of pieces or units of measure contained in the order or delivery for the respective article.

Hazardous Material

Product information

Würth Catalogue

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Datasheets ()

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Technical information

Exclusively for trade customers

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Prices for customers after login

  • Pre-compressed strips for easy and fast installation

  • Intumescent self-adhesive design for easy installation

  • Bulk density approx. 170 kg/m³

  • Seals against fire and smoke

  • UV and water resistant

  • Compatible with silicone and acrylate sealing compounds

  • The joint sealing strip is silicone-free.

  • Fast and clean to use

  • Easy to use without special tools

  • Very good sound insulation and heat protection properties

  • Fire resistance time up to F 120

  • No joint fracturing

  • No pre-moistening necessary

Dimensions 18/70x50, 18/70x100, 22/90x50 and 22/90x 100 on request

  • Building material class DIN 4102 — B1

  • Building material test certificate: P-ift-261 2 8579

  • General construction test certificate IBMB MPA Braunschweig P-3568/2560-MPABS