Company Name:  Gundle API (Pty) Ltd

Address:  P O Box 455 SPRINGS 1560

Telephone:   +27 (0)11 813 2180

Fax :  +27 (0)11 813 2189

Email:   gundle@mweb.co.za

Approved Extract

This certificate relates to the use of Gundle Gunplas UT 180 Undertile Membrane for installation under roof tiles to maintain a balanced air pressure on both sides of the roof tiles to reduce air movement between the tiles thereby reducing the possibility of dislodgement of tiles and the ingress of wind-driven rain and dust. Gundle Gunplas UT 180 is manufactured from three layers of co-extruded polyethylene film and is 180 ?m thick. The material is packed in rolls 30 m long x 30 m wide (folded double). The membrane consists of a middle layer of white polyethylene 60m thick  sandwiched between two layers of virgin polyethylene film 60m thick  UV stabilized with a heat resistant additive  one layer white and the other blue.

This certificate covers the manufacture and installation of Gundle Gunplas UT 180 Undertile Membrane in all areas of South Africa Gundle UT 180 Undertile membrane for installation under roof tiles to maintain a balanced air pressure on both sides of the roof tiles to reduce air movement between the tiles thereby reducing the possibility of