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We appreciate your comments and questions. Let GRP Mechanical help you with your next project.

Phone: 618-258-9000
Fax: 618-258-9090
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Fabrication Piping

For 60 years, heavy and light commercial work has been a standard within the company. GRP Mechanical specializes in heating and air conditioning installation, as well as plumbing. GRP Mechanical has performed many large scale, turn-key projects involving water and air-cooled chillers, centrifugal chillers, absorption units, geo-thermal, tubular and sectional boilers, cooling towers, pumps, as well as associated controls. GRP Mechanical has performed many design build projects using innovative methods to make an otherwise costly job come in under the customer's budget. We are committed to energy conservation performance contracting, which saves the owner by reducing operating expenses of the system. Services provided include:

  • Existing Building Energy Audits, Engineering and Retrofits
  • Sheet Metal HVAC Fabrication and Installation
  • Pipefitting Fabrication and Installation
  • Plumbing Fabrication and Installation
  • Utilities
    • HDPE Piping
    • Underground Utilities

Sheet Metal HVAC Fabrication and Installation

An appropriately designed, installed, and maintained mechanical system is a crucial asset of your building. Overdesigned projects increase installation costs and waste energy, while shoddy installations can dramatically increase the yearly maintenance cost and misalign the long term goals for your building. At GRP Mechanical, our long term client relationships are the driving force behind our design and installation of your next sheet metal application.

GRP Mechanical has an advanced sheet metal fabrication shop and highly qualified sheet metal craftsman. Our staff of veteran personnel is committed to helping with your next sheet metal project.

Shop Capabilities:

  • Computerized Cutting Table
  • 10' x 1/4" Mild Steel Shear
  • 10' Hydraulic Press
  • SMACNA (Standards) Lock Forming Machines
  • Internal Duct Lining