HYDRO-SEAL HW-0725
SPECTON CONSTRUCTION PRODUCTS LTD.
HIGH PERFORMANCE HYDROPHILIC RUBBER WATERSTOP
T E C H N I C A L D ATA
HYDRO-SEAL HW-0725 RECOMMENDED FOR FEATURES / BENEFITS
Sealing concrete construction joints in: Active Protection 鈥?
Is a swelling type waterstop designed
Hydro-Seal HW-0725 swells in contact
鈥? Parking Garages
for waterproofing concrete construction
with water to form an effective and
鈥? Processing Plants
joints in new and retrofit applications.
chemically resistant compression seal.
鈥? Industrial, Commercial and
Comprised of Non-Bentonite hydrophilic
Fast, Simple and Easy Installation 鈥?
Residential Poured Concrete
rubber, Hydro-Seal HW-0725 expands when
Hydro-Seal HW-0725 profiles are easy to
Foundations
exposed to water and seals gaps along install with readily available adhesive
鈥? Potable Water Reservoirs
and/or anchors and no expensive split
concrete construction joints. Hydro-Seal
鈥? Cast-in-Place and Segmental Tunnels forming is required at joint locations.
all hydrophilic and co-extruded profiles
鈥? Sewage and Water Treatment Plants
Stable 鈥?
are factory treated with DRC (Delay
鈥? Hydro and Water Retention Dams Hydro-SeaL HW-0725 profiles are
Reaction Coating) to resist premature
comprised of chemically resistant
鈥? Precast Box Culverts and
expansion when exposed to heavy rain
hydrophilic rubber and have the
Utility Chambers
or short-term immersion in water. capacity to swell and shrink during
鈥? Swimming Pools
repeated wet/dry cycles.
This Delay Reaction Coating also prevents
鈥? Large Pipe Penetrations.
Hydro-Seal from swelling prematurely in Chemically Resistant 鈥?
鈥? Pile Caps
Hydro-Seal HW-0725 profiles are extruded
green concrete. Hydro-Seal products are
from chemically resistant rubber and
safe and suitable for potable water tanks
are resistant to micro-bacterial attack.
and environmentally sensitive applications.
Advanced Design 鈥?
In addition to exceptional expansion
properties, Hydro-Seal HW-0725 also has
the DRC (Delay Reaction Coating)
feature, which prevents premature
swelling of the profiles prior to the
concrete gaining strength.
PHYSICAL AND PERFORMANCE CHARACTERISTICS
HYDRO-SEAL HW-0725 鈥? High Performance Hydrophilic Rubber Waterstop Hydro-Seal HW-0725 with
Delay Reaction Coating
Form Solid Rectangular Elastomeric Strips
Water-Expansive Rubber (Blue)
Colour Blue
Hydro-Seal HW-0725 7 mm x 25 mm
Roll Length 15 Metres 7 mm
Packaging 10 Rolls per Box
25 mm
Elongation ASTM-D412 >500%
DRC (Delay Reaction Coating)
Tensile Strength ASTM-D412 >20 kg/cm2
Volumetric Expansion Rate >300%
Shore A Hardness >50
Service Temperature Range -30藲C to 70藲C
HYDRO-SEAL HW-0725 HIGH PERFORMANCE
HYDROPHILIC RUBBER WATERSTOP
INSTALLATION INFORMATION
1 General
inside radius of approximately 50 mm
Hydro-Seal HW-0725 with a chloroprene
Bond Hydro-Seal HW-0725 profiles to
rubber compatible adhesive such as
smooth, even surfaces, free of dirt, oil about its long axis, thus eliminating
gel contact cement. Concrete nails
or laitance for best results. Maintain a a spliced joint.
or special fasteners may be used as
minimum of 50 mm concrete coverage Flat 鈥淭鈥漵 and 鈥淴鈥漵 should be made by
required to hold the profile in position
over Hydro-Seal HW-0725 when using butt splicing and joining the pieces with
while the adhesive cures.
25 mPa or greater compressive strength the use of cyanacrylate adhesive
concrete. Increase the coverage to 100 mm Concrete surfaces left rough due to (superglue).
on reduced strength concrete. Hydro-Seal jack hammering, extensive weathering,
HW-0725 profiles may be installed in a
etc. should be brought to a smooth Hydro-Seal HW-0725
formed groove of appropriate dimensions level condition. Hydro-Seal Sealmaster,
or directly on a flat concrete surface. a single component swellable sealant,
can be used for this purpose when
2 Forming Requirements
Hydro-Seal HW-0725 profiles are installed the concrete surface is dry. Apply a
sufficient bead of Hydro-Seal Sealmaster
after the form is stripped from the first
to the rough concrete to insure that
pour and before the second concrete
a smooth level surface will result.
pour is made. Therefore, splitting
The Hydro-Seal HW-0725 profile should
the form is not required. Due to the
be placed in position within 4 hours.
hydrophilic nature of the Hydro-Seal
HW-0725 product, installation of the profile Concrete nails or special fasteners may
should be timed as close as possible to be used to hold the profile in position
the second placement of concrete. This while the Hydro-Seal Sealmaster cures.
will reduce the chance for premature Note: In all 3 installation methods, Hydro-Seal HW-0725
expansion of Hydro-Seal HW-0725 due to
installed Hydro-Seal HW-0725 profiles
rain water or ground water exposure. Vertical 90藲 corners, vertical 鈥淭鈥漵 and
should be inspected to insure that no
vertical 鈥淴鈥漵 should be butted and
3 Hydro-Seal HW-0725 / PVC Junctions separation exists between the Hydro-
bonded with cyanacrylate adhesive.
Hydro-Seal HW-0725 profiles are Seal HW-0725 profile and the substrate.
commonly used in conjunction with SPECTON offers contractors
If this is observed, apply a suitable
typical PVC waterstops. Hydro-Seal prefabricated and spliced components.
bead of Hydro-Seal Sealmaster in the
HW-0725 profiles should be cut to butt up separation and secure with nails or Note: All splices must be further
directly to the PVC. Place several drops special fasteners as required. enhanced by placing a bead of Hydro-
of cyanacrylate type adhesive (super Seal Sealmaster at the splice.
5 Splicing
glue) to the PVC and the cut end of
6 Important Precautions
Straight lengths of Hydro-Seal HW-0725
Hydro-Seal HW-0725 and immediately
Cracking of the concrete, caused by
join the ends together. Hold in position profiles should be cut square with a
the expansion of Hydro-Seal HW-0725,
sharp knife or good pair of shears.
for approximately 30 seconds to allow
can be avoided by maintaining a 50 mm
Place several drops of a cyanacrylate
the adhesive to set. Apply a sufficient
minimum concrete coverage.
type adhesive (super glue) on the cut
bead of Hydro-Seal Sealmaster to the
Increase this coverage if lightweight
ends of Hydro-Seal HW-0725 and
Hydro-Seal HW-0725 / PVC junction.
or low strength concrete (<25 mPa
immediately join the ends together.
4 Bonding to Concrete compressive strength) is used.
Hold in position for approximately 30
Remove all dust, oil, laitance etc. from Appropriate concrete placement
seconds to allow the adhesive to set.
the concrete surface prior to installing techniques must be implemented to
Flat 90藲 corners should be spliced
Hydro-Seal HW-0725. Depending on ensure proper concrete consolidation.
by miter cutting the two ends at 45藲
concrete surface conditions, one of Once installed, adequate measures
several adhesives can be used. Normal and proceeding in a manner similar should be taken to prevent exposure
forming practice leaves a sufficiently to the above. Where space permits, to rain water, ground water, etc. before
smooth surface for direct bonding of Hydro-Seal HW-0725 can be bent to an the joint is covered with concrete.
HYDRO-SEAL HW-0725 HIGH PERFORMANCE
HYDROPHILIC RUBBER WATERSTOP
STORAGE SAFETY PRECAUTIONS
鈥? Install materials
Hydro-Seal HW-0725 should be stored
in a well ventilated area.
in a cool, dark, dry place. Exposure
鈥? Familiarize yourself with
to moisture prior to installation may
the MSDS and follow safety
expand Hydro-Seal HW-0725 prematurely.
precautions indicated.
If Hydro-Seal HW-0725 is installed in an
鈥? Wear conventional construction
expanded condition, the effectiveness
safety equipment during
of the seal may be severely reduced.
installation.
APPLICATION
Contact a Specton Technical
Representative for specific installation
methods for your project.
All recommendations, data and statements contained within this
document are based on tests we believe to be correct, but are not to be
construed as a warranty either expressed or implied. The user shall rely
on his or her own tests and information to determine the suitability of
the product for the application and assumes all risk and liability resulting
from his or her use of the product. The seller鈥檚 and manufacturer鈥檚 sole
responsibility shall be to replace that portion of product that is proven
to be defective. Neither the seller nor the manufacturer shall be liable
to the buyer or any third person for any injury, loss or damage directly
or indirectly resulting from the use or inability to use the product.
PLEASE CONTACT US
FOR ADVICE AND
PRODUCT INFORMATION
Specton Technical Representatives
are available to assist you with specific
guidelines for your project and product
requirements. We can be reached at:
SPECTON CONSTRUCTION PRODUCTS LTD.
12 WALLACE STREET, ACTON, ONTARIO
CANADA L7J 2V6
TEL: 519-853-9118
1-866-SPECTON (773-2866)
FAX: 519-853-1732
EMAIL: info@specton.com
WEB: www.specton.com
SPECTON CONSTRUCTION PRODUCTS LTD.
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