SPECIALD

Installation, maintenance and repair of piping systems; installation, maintenance and repair of HVAC equipment; plumbing services; installation, maintenance and repair of medical gas systems; installation, maintenance and repair of material handling systems in the nature of conveyor belt systems; erecting supports for mechanical equipment, platforms, mezzanines, stairways, railings and ladder systems; installation, maintenance and repair of boilers, chillers and refrigeration systems; installation, maintenance and repair of residential and institutional temperature control systems; and installation, maintenance and repair of mechanical systems