Construction, Plumbing, & HVAC

Triad Bellows is a top-tier manufacturer of metal expansion joints and exhaust bellows for the construction, plumbing, and HVAC industries, providing durable, U.S.-made solutions that ensure flexibility, vibration isolation, and thermal movement control in commercial, industrial, and residential systems. Engineered to meet building codes, mechanical standards, and long-term performance demands, Triad products are trusted by contractors, engineers, and system designers alike.

Building Mechanical Systems – Manage thermal expansion and contraction in hot water, chilled water, and steam piping networks.

Plumbing and Potable Water Lines – Provide flexible, leak-free connections in large-diameter supply and return lines.

HVAC Ducting and Air Handling Units – Absorb vibration and misalignment in air ducts, fans, and rooftop units.

Boiler and Water Heater Connections – Accommodate thermal movement and prevent stress at hot water system interfaces.

Pump and Compressor Rooms – Isolate vibration and absorb motion at mechanical equipment connections in utility spaces.

Fire Protection Systems – Allow for building movement and pressure surges in sprinkler and suppression piping.

Custom-Built for Job-Specific Needs – Triad offers tailored expansion joint solutions to meet the exact requirements of modern construction and mechanical systems.