Fosroc Proofex GP constructive solutions

Cold applied bituminous waterproofing membrane Typical Properties

Tear resistance : Long 150 N

Uses
(ASTM D4073) Trans 135 N
To provide a continuously bonded waterproof membrane for Adhesion to concrete
building and civil engineering structures. (ASTM D1000) : >1.8 N/mm
Adhesion to self
Advantages (ASTM D1000) : >1.8 N/mm
Puncture Resistance
„ 1.6mm thick (Nominal).
(ASTM E154:1993) : Min 225 N
„ Cold applied. Water absorption (ASTM D570)
@ 24hrs : <0.15%
„ Fast application.
@ 35 days : <0.9%
„ Uniform thickness of polymer bitumen membrane. Water permeability
(DIN 1048:pt5:1991) : Nil
„ Good adhesion to primed concrete substrates.
Crack bridging
„ Produces a continuous waterproof membrane system. (ASTM C836:1995) : 1.5mm
Environmental Resistance
Description (ASTM D543) : Conforms
Adhesive Softening point
Proofex GP is a cold applied self-adhesive sheet membrane
(ASTM D36) : >105¡ C
comprising of a polymer modified bitumen layer internally
Tested during manufacturing process
reinforced , bonded on to an outer surface of polyethylene
Moisture Vapor Transmission Rate
film.
(ASTM E96) : <0.3g/m² 24hrs
The polymer bitumen adhesive layer is protected on the
underside by a silicone release paper which is removed just Instructions for use
prior to the application of Proofex GP to the tack coat primed
Surface preparation
substrate.
Concrete surfaces should be float finished and free from cavities
The applied membrane is then immediately protected from
and projecting nibs. All surfaces shall be dry and free from
UV light and from mechanical damage during subsequent
frost, surface laitence and contamination.
back filling by the application of Protection Board, or a sand/
cement screed. Priming

Proofex Tackcoat or Proofex Tackcoat WB must be applied to the

Specification
substrate and allowed to dry until it is tack free, prior to the application
The waterproofing membrane shall be a 1.6mm thick self of the membrane. All surfaces must be re-primed if left for more
adhesive sheet membrane comprising of a polymer modified than 24 hours prior to the application of Proofex GP. The use of
bitumen layer internally reinforced , bonded on to an outer Proofex Tackcoat WB is encouraged since it is water based.
surface of polyethylene film. However for the substrate conditions above 350C solvent based
primer is recommended
Technical support
Application
Fosroc offers a comprehensive technical support service to
Smooth transition should be made at wall/floor slab junctions
specifiers, end users and contractors. It is also able to offer
using a sand/cement mortar and internal and external corners
on-site technical assistance, an AutoCAD facility and
at walls and upstands pre-protected with Proofex Corner
dedicated specification assistance in locations all over the
Pieces prior to the application of the membrane.
world.
The membrane should be applied to the substrate having
first removed the siliconised release paper, pressing the
polyethylene film firmly ensuring that the adhesive bitumen
Proofex GP

compound bonds continuously to the substrate with no air

pockets.
Fosroc Proofex GP

Allow at least a 75mm edge and a 150mm end lap. All laps Storage
should be rolled firmly to achieve a good seal. End laps
All products have a shelf life of 12 months if stored in a cool,
should be staggered.
dry store, away from sources of heat, in the original unopened
On vertical or inclined surfaces, the membrane shall be laid packing. It should be stored horizontally, not more than one
from the lowest level upwards. pallet high.
The membrane should be protected immediately after
Precautions
application in accordance with BS 8102:1990 by using
Protection Board* , or as appropriate with a sand/cement Health and safety
screed.
There are no health hazards associated with the use of
Limitations Proofex GP and Protection Board.

Application temperature range: 5¼C - 50¼C. If Proofex Tackcoat or Proofex Tackcoat WB is swallowed, do
not induce vomiting - drink a glass of water. If contact with
For application below 15¼C it may be necessary to slightly
eyes occurs, flood with copious amounts of clean water for at
warm the back of the membrane to achieve an immediate
least 15 minutes and seek medical advice. If on the skin,
bond. In cold conditions the membrane should be stored at
remove any contaminated clothing and wash skin thoroughly.
temperatures above 20¼C prior to application to facilitate ease
of application and immediate bond to the substrate. For further information, please consult Material Safety Data
Sheets for the above products.
Estimating
Fire
Supply
Proofex Tackcoat contains volatile, flamable solvents. Use in
Proofex GP : 15 m long x 1m wide roll ventilated areas, well away from any ignition source. do not
Proofex Tackcoat : 20 and 200 litre drums smoke in the presense of this product.
Proofex Tackcoat WB : 20 and 200 litre drums Flash points
Coverage
Proofex Tackcoat : > 38¼C

Proofex Tackcoat : 3-6m2 per litre

Proofex Tackcoat WB : 3-6m2 per litre

* Denotes the trademark of Fosroc International Limited

†
See separate data sheet

Important note
Fosroc products are guaranteed against defective materials and manufacture and are sold subject to its standard Conditions for
the Supply of Goods and Service. All Fosroc datasheets are updated on a regular basis. It is the user’s responsibility to
obtain the latest version.

Head Office
telephone: (+9714) 2039699 fax: (+9714) 2859649 email: agf@fosroc.com
Al Gurg Fosroc LLC
Regional offices
Post Box 657, Dubai Abu Dhabi, Al Gurg Fosroc telephone: 673 1779 fax: 673 1449 email: abudhabi@fosroc.com
United Arab Emirates Bahrain, YBA Kanoo telephone: 17738200 fax: 17732828 email: bahrain@fosroc.com
Kuwait, Boodai telephone: 4817618 fax: 4832124 email: kuwait@fosroc.com
constructivesolutions
constructive solutions
Oman, Al Amana telephone: 24815080 fax: 24817554 email: oman@fosroc.com
www.fosroc.com Qatar, Tadmur Aydinevler Mah. telephone: 4432365 Telephone:
fax: 4419517 E-mail:
email: qatar@fosroc.com
Fosroc Idea Sanayi Cad. Demirtas Plaza +90 216 463 69 63 enquiryturkey@fosroc.com
Construction No: 13 D: 7-8, 34854, Fax:
UAE/0168/12/X

Chemicals Co. Maltepe – Istanbul / TURKEY +90 216 463 67 76 www.fosroc.com