Quality. Value. Service.

For over 18 years, we have been committed to quality, innovation,
and customer relationships.

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Welcome to Trinity Supply & Installation

Trinity Supply & Installation is a trusted wholesaler in Pittsburgh that provides professional contractors in Western Pennsylvania with a broad range of state-of-the-art interior and exterior building materials for the home remodeling, building, and municipal construction markets. For over 18 years, we’ve committed ourselves to quality, innovation, and customer relationships. It’s how we’ve built loyalty and trust among a growing number of building professionals, architects, engineers, and distributors. Contact us today at 412-331-3044 for more information on our kitchen cabinet, vinyl and wood windows, and exterior vinyl siding supply and installation solutions!

Kitchen Cabinets

Kitchen Cabinets

Trinity Supply & Installation is a known leader for it’s kitchen cabinet supply and installation services in Western Pennsylvania.

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Exterior Vinyl Siding

Exterior Vinyl Siding

We’re here to give your home’s exterior the look, touch, and timelessness of real wood without the inconveniences and expenses.

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Wood and Vinyl Windows

Wood and Vinyl Windows

Trinity Supply & Installation is the easy choice for reliable, affordable windows and patio doors for customers in Western Pennsylvania.

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Featured Partners

Exterior Portfolio by Crane
KraftMaid Cabinetry
Mid Continent Cabinetry
Joyce Windows
Celect Cellular Composite Siding by Royal
Vangura