MTI – Masonry Technology, Inc. is an industry-leading manufacturer of building envelope moisture management solutions for residential and commercial applications. Its proprietary products are designed, engineered and manufactured by founder John Koester, an expert with over 40 years of masonry experience. They are extensively tested and field proven. MTI’s above-grade products include rainscreen drainage planes/drainage mats and weeps that feature MTI’s exclusive "True Channel" technology, delivering unmatched moisture removal capability. MTI’s proven basement moisture management products have been installed in thousands of homes, eliminating wet basement problems and providing a healthier living environment.