GlasMasters

Raising the standards in underground enclosures

Polymer Concrete Enclosures

Composed of a blend of aggregates, polymers, and additives, these boxes offer exceptional durability, corrosion resistance, and strength, making them ideal for harsh environments and heavy-duty use.

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Fiber-Reinforced Polymer Enclosures

Manufactured using a combination of high-strength fibers, such as fiberglass, embedded in a polymer resin matrix, these boxes are lightweight yet sturdy enough for use in demanding environments.

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Pedestrian-Rated HDPE Enclosures

Fabricated from high-density polyethylene, these boxes offer a solution for urban infrastructure needs, particularly in pedestrian-heavy areas such as sidewalks, parks, and plazas. 

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All the Options for Your Boxes

Enclosure Features

Custom Logos

Put any verbiage on any box. Or even put your company's logo on it.

Color options

Choose from green, black, purple, gray, or tan.

Solid Bottoms

Choose from green, black, purple, gray, or tan.

Mouseholes & Knockouts

Custom mouseholes and knockouts to suit and arrangement of pipes and fittings.

Cable Racking & Pulling Eyes

Custom mouseholes and knockouts to suit and arrangement of pipes and fittings.

EMS Markers

Custom mouseholes and knockouts to suit and arrangement of pipes and fittings.

GlasMasters Underground Enclosures

GlasMasters specializes in the manufacturing of a diverse range of underground enclosures tailored to accommodate your utility needs. Our product line encompasses both compact enclosures, typically employed for residential water meters, traffic signal installations, and electrical junctions, as well as larger enclosures designed for commercial applications such as water meters, fiber optic installations, and electrical pull boxes.

Crafted with an unwavering commitment to quality, GlasMasters enclosures incorporate premium materials and cutting-edge designs. Each unit is meticulously fabricated to exacting standards, utilizing a combination of polymer concrete and fiberglass known for their exceptional strength-to-weight ratio and long-term durability. Unlike conventional precast concrete or plastic alternatives, our enclosures resist environmental factors, ensuring prolonged functionality and structural integrity.

At GlasMasters, we customize our enclosures to suit the unique requirements of every application. Whether designated for pedestrian-only areas or intended for locations subject to incidental vehicular traffic our products are engineered to withstand diverse loads for years to come.