NBS Clause J40-70
J40 FLEXIBLE SHEET TANKING / DAMP PROOFING
To be read with Preliminaries / General conditions.
70 PROTECTION OF EXTERNAL VERTICAL TANKING
Safeguard Europe Ltd stock and distribute a range of products manufactured by Oldroyd Systemer AS of Norway. Oldroyd manufacture a wide range of polypropylene membranes to combat the problems of water ingress and dampness in buildings.
Oldroyd ‘Gtx’ Studded Polypropylene Geotextile Membrane:
Oldroyd &lsuo;Gtx’ is a cavity drainage membrane with a geotextile mesh welded to one side.
Designed for when waterproofing earth-retaining structures such as basements and retaining walls.
Manufactured form polypropylene with a polypropylene geotextile mesh welded to one side.
Membrane thickness: 0.5 mm
Stud height: 5 mm
Oldroyd ‘Gtx’ is inert and stable under high pressure and is highly resistant to water, alkalis, saline solutions and acids. It is also resistant to bacteria, fungi and other small organisms.
Weight: 0.625 kg/m2.
Tensile Strength without geotextile (ISO 527): 44 MPa
Elongation at break without geotextile (ISO 527): 820%
Compression strength (ISO 527): >400 kN/m2
Consult Safeguard Europe Ltd technical literature for details. Safeguard Europe Ltd can also provide a design and specification service and it is recommended that they are consulted early in the design process.
Oldroyd ‘Gtx’ Studded Polypropylene Geotextile Membrane
Oldroyd ‘Gtx’ Studded Polypropylene Geotextile Membrane.