Fosroc Nitocote CM210 constructive solutions

Elastomeric cementitious waterproof coating

Uses Standards compliance

Nitocote CM210 provides a cementitious, elastomeric wa- Nitocote CM210 complies with:
terproof coating with inherent crack-bridging ability. Typical BS 6920: 2000 Effect on Water Quality.
applications include:
DIN 1048: Water Penetration Test.
 Potable water retaining structures. BS EN 13501-1 classification (Class A2-s1,d0).
 Swimming Pools.
Description
 Internal basement waterproofing.
Nitocote CM210 two-component polymer modified cementi-
 Drainage culverts.
tious coating is supplied in pre-packaged form. The product
 Wet areas: Kitchens, bathrooms, shower rooms is designed to be easily mixed on site using a slow speed
drill fitted with a mixing paddle and then applied to the
 Foundations in contact with ground water under saline
substrate using either brush, trowel or spray.Roller applica-
conditions.
tion may also be used, however finishing the surface with a
 Vapour barrier. trowel is recommended for best results.

 Damp proofing for facades. Nitocote CM210, available in grey and white, cures to form
an elastomeric impermeable membrane.
Advantages
 Withstands high positive and negative hydrostatic pres-
sures
 Excellent crack accommodation before and after immer-
sion
 Approved for use in contact with potable water TBW0300695
 Excellent bond to concrete and masonry
 Long working life “Refer to www.tbwcert.com for validity and full documentation”
Tested as per BS EN13501-1 classification (Class A2-s1, d0)
 Easy application by brush, trowel or spray
 Bonds to green or damp concrete
Nitocote CM210
Fosroc Nitocote CM210

Specification Instructions for use

The waterproofing coating shall be Nitocote CM210, an elas- Preparation
tomeric cementitious coating suitable to be used with potable
All surfaces which are to receive the coating, must be free
water. The cured coating, after immersion, shall be capable
from oil, laitence, grease, wax, dirt or any other form of
of withstanding cracked substrate cyclic movement from 0
foreign matter which could affect adhesion. Typically, con-
- 300 - 0 microns at 15°C for 6,000 cycles without failure. It
crete surfaces can be cleaned using high pressure water jet
shall have the capability to resist a positive water pressure of
or grit blasting. Spalled surfaces or those containing large
5 bar and a negative water pressure of 3 bar when tested to
blowholes, cracks and other such defects up to 10 mm depth,
European standard CEN/TC 67-67072:2003 part A-7.
should be repaired using Nitocote CM210. For further advice
Fosroc Nitocote CM210 is certified by Dubai Civil Defence. on suitable repair mortars for larger scale repairs, contact the
local Fosroc office.
Properties
Mixing
Typical properties of mixed material
The liquid polymer (5 kg) is poured from the plastic container
Pot life at 20°C : 2 hours
into a plastic or metal drum having a volume of at least 20
Pot life at 35°C : 1 hour
litres. To this, the powder is gradually added (18 kg) whilst
Colour : Grey or white
mixing with an approved spiral paddle attachment on a slow
Mixed density : 1850 kg/m3
speed drill. Mixing is continued until a lump free slurry is
Minimum application temperature : 5°C
obtained. This should take a minimum of 3 minutes and a
Properties of cured coating (21 days cure at 23°C, followed by maximum of 5 minutes.
28 days immersion at 23°C).
Application
The values obtained are for Nitocote CM210 when applied in
two coats each of 1 mm wet film thickness Pre-dampen the substrate surface with water . High po-
Resistance to positive : 5 bar rosity substrates will require more dampening than dense
water pressure (DIN 1048) Pt 5 (50 m head of water) substrates. Any condensation should be removed using a
Resistance to negative : 3 bar sponge. Any running water should be stopped with Renderoc
water pressure Plug. Contact the local Fosroc office for further advice on
(DIN 1048,Pt 5) (30 m head of water) other suitable water stopping materials.
Static crack accommodation : 0.9 mm When the concrete surface is damp, apply the material using
Dynamic crack1 accommodation a soft bristled brush (120 mm-200 mm wide) or trowel The
capability 0 - 300 - 0 microns first coat should be applied at a minimum thickness of 1
cycling after 28 days immersion (University of Surrey mm (approximate coverage is 1.9 kg/m2) and should be well
method) –15°C : 6,000 cycles (no failure) brushed into the surface.
0°C : 6,000 cycles (no failure)
12°C : 6,000 cycles (no failure) Finish in one direction for a neat appearance. If the brush
Abrasion resistance : Wear Index begins to drag during application, do not add water to the
(ASTM D4060) (equivalent to 40 N conc.) material, but dampen the surface again. Application may also
CO2 diffusion resistance(Taywood method) be made by roller, however it is recommended to finish the
after 5,000 hrs QUV2 : > 50 m surface with a trowel for best results.
Reaction to fire The first coat should be allowed to cure for a minimum of 3
(ASTM E84) : Class A hours at 35°C and longer at lower temperatures prior to
Flame Spread Index(FSI) and Smoke Development Index the application of second coat. The material should not be
(SDI) applied at temperatures below 5°C. All the mixed material
NOTE 1 : Nitocote CM210 will bridge an existing crack of should be used within 2 hours at 20°C or 1 hour at 35°C.
up to 0.5 mm in width. The second coat should also be allowed to cure for 21
NOTE 2 : UV test required coating to be exposed to 4 hrs. days at a minimum of 23°C.
condensation at 50°C followed by 4 hrs. UV light
at 50°C. Total exposure time was 5,000 hours.

Nitocote CM210 - Page 2 of 4

Fosroc Nitocote CM210

Spray application Technical support

For spray application the substrate should be prepared in the Fosroc offers a comprehensive technical support service to
same manner as for brush application and the material should specifiers, end users and contractors. It is also able to offer
again be applied in two coats. Each coat should be a mini- on-site technical assistance, an AutoCAD facility and dedicat-
mum of 1 mm thickness. Allow a minimum of 5 hours cure at ed specification assistance in locations all over the world.
20°C or 3 hours at 35°C between the first and second coats,
or longer at lower temperatures. For further details on the Estimating
selection of spraying machines and nozzles consult the local
Supply
Fosroc office.
Powder component
Note: For facade applications behind cladding, Nitocote (grey or white) : 18 kg bags
CM210 can be applied in 1.0 mm thickness. Liquid polymer component : 5 kg container

Disposal
Coverage1 (at nominal 1 mm thickness)
Waste mixed material should be allowed to harden overnight Brush, roller, trowel application : 10.8-11.7 m2 per 23 kg
then disposed of as non-hazardous waste. Spray application : 9.0-11.7 m2 per 23 kg

Cleaning NOTE 1 : A minimum coverage of 3.8 kg/m2 applied in not

less than 2 coats is recommended.
Immediately after application is completed clean all tools
and equipment with clean water. Hardened material can be
Storage
removed by mechanical means and by use of Fosroc Solvent
102. Shelf life is 12 months in unopened packs store between
35°C and 10°C in a shaded environment. Protect the powder
Limitations component from the sources of moisture and humidity. The
liquid and powder components must not be allowed to freeze.
 Nitocote CM210 should not be applied if the air or sub-
strate temperature is greater than 45°C. This may result in
Precautions
different colour shades.
Health and safety
 Do not proceed with application when rainfall is imminent
unless in a sheltered or protected location. The product Nitocote CM210 powder is irritating to eyes, respiratory sys-
should not be exposed to moving water during application. tem and skin. Avoid inhalation of dust, wear suitable respira-
tory protective equipment.
 Nitocote CM210 should not be used on external surfaces
where aesthetic appearance is critical as differences in Nitocote CM210 liquid is not classified as dangerous.
cure/drying rate may cause slight colour differences in the
Nitocote CM210, when mixed, becomes highly alkaline, wear
final surface.
suitable protective clothing, gloves and eye protection.
 Nitocote CM210 should not be used for applications sub-
For both components and mixed material avoid contact with
ject to direct contact of tidal marine conditions eg. sea wall
skin and eyes. In case of contact with eyes, rinse immediately
defences, sea water inlet channels.
with plenty of water and seek medical advice.
 In swimming pools and wet areas, Nitocote CM210 should
be applied on concrete and then tiles to be fixed with a wa-
terproof tile adhesive. Nitocote CM210 should be allowed
to cure for 7 days at 23 deg. C before fixing tiles.

 If any doubts arise concerning temperature or substrate

conditions, consult the local Fosroc Office.

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Fosroc Nitocote CM210

Additional Information
Fosroc manufactures a wide range of complementary prod-
ucts which include :

 waterproofing membranes & waterstops

 joint sealants & filler boards

 cementitious & epoxy grouts

 specialised flooring materials

Fosroc additionally offers a comprehensive package of prod-

ucts specifically designed for the repair and refurbishment
of damaged concrete. Fosroc’s ‘Systematic Approach’ to
concrete repair features the following :

 hand-placed repair mortars

 spray grade repair mortars

 fluid micro-concretes

 chemically resistant epoxy mortars

 anti-carbonation/anti-chloride protective coatings

 chemical and abrasion resistant coatings

For further information on any of the above, please consult

your local Fosroc office - as below.

* 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 Co. LLC
Regional offices
Post Box 657, Dubai Abu Dhabi, Al Gurg Fosroc telephone: 673 1779 fax: 673 1449 email: abudhabi@fosroc.com
Bahrain, YBA Kanoo telephone: 17738200 fax: 17732828 email: bahrain@fosroc.com
United Arab Emirates Kuwait, Boodai telephone: 4817618 fax: 4832124 email: kuwait@fosroc.com
www.fosroc.com Oman, Al Amana telephone: 24815080 fax: 24817554 email: oman@fosroc.com

UAE/0210/21/V