© 2020 GMS Mine Repair & Maintenance

Global Headquarters

32 Enterprise Drive

Mount Lake Park, MD 21550

United States

TEL 301-334-8186

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Large & Specialty Doors

OUR PRODUCTS / Fabrication & Distribution

Equipment Doors

  • Channel frame construction

  • Changeable bottom sweep

  • Easy installation

  • Custom sizes and variations available

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Engineered Doors

  • Measurement is Passable Opening

  • Adjustable Frame Height at 6 in. incremements

  • Sliding Pressure Relief Door

  • Designed for 11 in. Water Gauge

  • Custom sizes and variations available

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Drive-Thru Doors

Bolt-together channel or heavy beam construction

  • Changeable bottom sweep

  • Various latching mechanisms available

  • Custom sizes and variations available

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Combination Doors

Designed with opposable, slide-away doors with 84 in. maximum pass-through and for 8 in. block wall construction.

  • 8 in. sight glass windows

  • 30 in. x30 in. spring loaded mandoor

  • Draw latch, 4400 lbs work load

  • Available in custom sizes per mine requirements

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Heavy Duty Man Doors

Designed for block wall installation with 60 in. maximum pass-through.

  • Heavy, 12-gauge construction

  • 8 in. sight glass windows

  • 30 in. x30 in. spring loaded mandoor

  • 60 in. removable door

  • Draw latch, 1100 lbs work load

  • Available in custom sizes per mine requirements