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"GMX, Inc. is a manufacturer and supplier of waterproofing products for the construction market and is a wholly owned subsidiary of Garland Industries, Inc. GMX, which recently expanded its product line through a merger with Dry Dog Barriers, LLC, is the only ISO 9001:2008 certified manufacturer of waterproofing and roofing systems.

GMX high-performance products are specifically engineered to protect your investments from water intrusion and degradation; in doing so, our products add value to your investments. It's that simple. To ensure that our products are the best waterproofing option available in the industry, they are manufactured with the most superior raw materials available.

GMX provides complete bid packages, specifications and application detail drawings for use by our contractors and builders. Job-site inspection services are available to ensure correct material application prior to the issuance of long-term warranties. As part of Garland Industries, GMX shares Garland's state-of-the-art research and development facilities. This relationship ensures that our products meet and exceed the most stringent ASTM and ICC-ES standards.

Additionally, our continued investment in research and development and improvement to manufacturing facilities and processes guarantees superior product consistency and performance under the harshest of waterproofing conditions."

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Ultra-Shield

Sentinel WB Dampproofing is a polymer modified asphalt emulsion Dampproofing membrane. It is designed and recommended for use as the membrane component in an exterior wall Dampproofing system. Sentinel forms a tough, durable membrane which bridges shrinkage cracks and maintains its superior performance properties when exposed to the chemicals found in soil.

GMX Sentinel WB Dampproofing

Sentinel SB is a solvent based foundation coating suitable for brush, spray or roller application on properly prepared poured wall or concrete block foundations. Sentinel forms a tough, durable membrane which bridges shrinkage cracks and maintains its superior performance properties when exposed to the chemicals found in soil.

GMX Sentinel SB Dampproofing

Ultra-Shield Dampproofing is a water based foundation coating suitable for brush, spray or roller application over masonry and concrete surfaces.

Ultra-Shield® Dampproofing

"GMX, Inc. is a manufacturer and supplier of waterproofing products for the construction market and is a wholly owned subsidiary of Garland Industries, Inc. GMX, which recently expanded its product li

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