James Hardie is at the forefront of the moulding and trim industry and is known for developing innovative products that are beautiful, durable and low maintenance.

Riverhead Building Supply is an authorized dealer of James Hardie products including the company’s HardieTrim® boards. HardieTrim boards are the perfect finishing touches for your home’s exterior. They will enhance doors, windows, columns, corners, and fascia, while protecting your home from the elements.