Company Name:  Gundle API (Pty) Ltd

Address:  P O Box 455 SPRINGS 1560

Telephone:   +27 (0) 11 813-2180/873-8730

Fax :  +27 (0) 11 813-2189

Email:   cindy@gundleapi.co.za

Approved Extract

The certificate covers the use of Gundle USB 170 GB as an under surface-bed membrane to prevent rising damp from entering concrete.The membrane is suitable for use in all regions of South Africa.The Gundle USB 170 GB under surface-bed membrane is manufactured from three layers of co-extruded low-density polyethylene film and is 170 m thick. The material is packaged in rolls 30 m long x 2 m  3 m  4 m and 6 m wide. T

he widths are intended to minimise the need for joining the membrane. Gundle USB 170 GB under surface-bed membrane consists of the following co-extruded layers:

top layer – green virgin low-density polyethylene film 57m thick  UV-stabilised middle layer – green virgin low-density polyethylene film 57m thick  UV stabilised bottom layer – carbon black virgin low-density polyethylene 57m thick  UV stabilised.

If the requirements of this certificate are adhered to it provides an assurance of fitness-for-purpose of the Gundle USB 170 GB under surface-bed membrane. Agrément South Africa is of the opinion that its performance will be satisfactory.