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Protech 4E   |   Uni-Torch

Torch-On Products

Protech 4E

4 mm composite reinforced membrane - with embossing

Protech 4E is a torch-on membrane which will provide complete waterproofing protection, the embossment to the underside makes this a cost-effective product.

Locally manufactured to suit our unique weather conditions.

sa flag Manufactured in SA for SA conditions Download Data Sheet


Protech 4 and 4E comprises of an APP-modified bitumen matrix
which has been combined with a composite core of polyester
and glass fibre.

This composite carrier imparts high tensile strength and dimensional stability. It is centrally located in the sheet's
thickness which results in greater flexibility and ease of torching.


  Protech 4 Protech 4 E
Thickness 4 mm 4 mm Embossed
Roll - width 1000 mm 1000 mm
Roll - length 10 m 10 m
Roll weight ± 42 kg ± 37 kg


Protech 4 illustration
Cross-section of Protech 4
Procheck 4 E illustration
Cross-section of Protech 4E illustrating the embossing


Physical properties

    Protech 4 Protech 4 E
Reinforcement Composite -
polyester and glass
120 g/m² 120 g/m²
Flexibility   0 °C
over 20mm
-5 °C
over 20mm
Tensile Strength 100 mm Longitudinal
Transverse 280N
Tensile Elongation   Longitudinal 50% Transverse 60%
Tear Strength Die No. C -
Longitudinal 50N Transverse 50N

Specifications are subject to change without notification. Results shown are typical but reflect test procedures used. Actual field performance will depend on installation methods and site conditions.

Download Data Sheet




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