MasterJoint
Waterproofing Solutions for the Construction Industry
Waterproofing and Sealants
MasterJoint is a leading name in cementitious coating systems and water-stop solutions for good reason. With an expansive selection of products focused on providing simple, effective waterproofing solutions for different structures and utilities, MasterJoint is considered one of the most versatile and reliable water-stop solutions in the Turkish construction market.

How Does MasterJoint Work?
The MasterJoint portfolio of hand and spray-applied waterproofing products is formulated to stop water leakages and moisture ingression in various new and existing structures. Our versatile, market-leading, and innovative technologies are suitable for waterproofing all types of constructions, including car parks, traffic decks, industrial sites, water management facilities for potable water and wastewater, pipes, and belowground structures.
What Makes MasterJoint a Unique Water-Stop Solution?
Our global network of experts provides owners, specifiers, and applicators with the technical solutions necessary to complete challenging projects. In demanding applications such as those on parking decks, bridges, and stadiums, where structures are constantly exposed to the elements and subject to abrasive conditions, our high-performance waterproofing traffic membranes deliver outstanding durability and long lifecycles.
Watertight One-Stop Solutions for All Structures
The construction industry benefits from our detailed knowledge of the corrosive environment in wastewater facilities, coupled with over a century of concrete repair and protection knowledge. This positions MBT Tech to be the leader in water management and water-stop solutions throughout Türkiye. Our technologies are strenuously tested to ensure adherence to local and international standards to suit almost any environmental condition.
The MasterJoint product range
MasterJoint 390
Acrylic Resin Based UV Resistant Waterproofing Material
MasterJoint 440
Polyurethane Based, One Component, Low Modulus Joint Sealant
MasterJoint 501
Cement Based Capillary Crystalline Waterproofing Material
MasterJoint 525
Cement and Acrylic Based Dual Part UV Resistant Flexible Waterproofing Material
MasterJoint 582
Cement and Acrylic Based Two Parts Waterproofing Coating for Negative and Positive Applications
MasterJoint 589
Cement and Acrylic Based Two Parts Flexible Waterproofing Coating for Negative - Positive Applications
MasterJoint 591
Cement Based Fast Setting Mortar for Plugging Active Water Leakage
MasterJoint 596
Cement Based Very Fast Setting Mortar for Plugging Active Water Leakage
MasterJoint 6100 FX
Cement Based, One Component Elastic and Flexible Waterproofing Membrane
MasterJoint 645
Polymer Modified Bitumen Rubber Based, Two Parts Waterproofing Coating
MasterJoint 665
Bitumen-Rubber Based, One-Component Waterproofing Material
MasterJoint 694
Polymer Modified Bitumen Rubber Based, Two Parts Waterproofing Coating
MasterJoint 910
Polymer Based Water Swelling Joint Bar
MasterJoint 930
Thermoplastic Joint Tape for Expansion and Construction Joints
MasterJoint PR 800
Polyurethane Based, Two Component, Solvent Free, Spray Applied Waterproofing Membrane
MasterJoint PR 811
Two Component Polyurea Hybrid, Pigmented, Elastic, Highly Reactive, Spray Applied (Machine Application) Waterproofing Membrane with Short Curing Time
MasterJoint WP 305
Cement Based Polymer Reinforced Single Part Waterproofing Material
MasterJoint WP 306
Cement and Acrylic Based Dual Part Fully-Flexible Waterprofing Material
MasterJoint WP 307
Cement and Acrylic Based Dual Part Semi-Flexible Waterproofing Material
MasterJoint WP 308
Elastomeric Acrylic Resin Based Waterproofing, Flexible Protective Coating