Gerband 350

Internal Window Joint Tape

From £24.32 ex VAT

Diffusion inhibiting tape for airtight and windtight sealing of window and door joints that can be plastered over.

 

 

 

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Gerband 350 is a diffusion inhibiting membrane for airtight and windtight sealing of window and door joints that can be plastered over. It is equipped with an high-adherent polyacrylate adhesive strip for easy mounting on the window frame. The carrier is a three layer non-woven/film composite, which is flexible, resistant to tearing and tear propagation and is highly diffusion inhibiting. The tape uses a HBA adhesive protected by a PP film liner. Gerband 350 complies with the following requirements: RAL assembly guidelines, DIN 4108, Önorm B 5320, SIA 331/343/274.

Applications:
  • Interior, warm-side airtight and windtight sealing of joints in window and door frames.
  • All construction types.
  • Adheres perfectly to typical window, door, and wall construction materials such as wood, aluminium, plastic, brick, concrete, and smooth finishes.
Features & Benefits:
  • Excellent bonding to all types of plaster due to the patented special edge, even at low temperatures.
  • Crosswise flexibility compensates for any building movements.
  • Provides a permanent vapour and airtight seal.
  • Fixed sd of 20m.
  • Can plaster it or paint over.

 


 

Colour

White

Tensile Strength Longitudinal

180 N/50mm

Tensile Strength Transverse

≥ 100 N/50mm

Elongation Longitudinal

85%

Elongation Transverse

110%

Water Vapour Resistance - Sd Value

> 20m, Fixed

Location

Internal

System

rooftite®

Storage Temperature

+5°C to +25°C

Temperature Resistance

-30 °C to +120 °C

Application Area

Window + Door Reveals

Thickness

0.75mm

Mass Per Unit Area

150g/㎡

Size

100mm x 25m, 150mm x 25m

Application

Application Guide:
  • Apply at temperatures from +5 °C to +40 °C.
  • Store dry and protected from UV-radiation at +5 °C to +25 °C.
  • Apply on the structural-physical warm side, i.e. interior.
  • High-performance adhesive Fortax 6400 is recommended for bonding to the building structure on plaster, brick, concrete, wood, etc.

 


 

Downloads

Technical Datasheet

 


 

Cost Effective
Fully Supported
Fast Application
All Construction Types
German Quality
CE Certified