Conmas Construction Supply

Conmas Construction Supply is a building supply house serving contractors, builders and DIY customers in the Boise area and across Southern Idaho. The stock covers concrete accessories and chemicals, concrete forming systems, geotextile fabrics, rebar, polyfilm, Hilti construction products, and tools and rental items. The company is family-owned and joined with Masons Supply Company and MaCon Supply in 2022.

Customers can pick up pre-orders at the Boise branch or have materials delivered, and they can apply for a credit account or request a quote. The Boise store is on East Braniff Street and is open Monday through Friday, while the Caldwell branch on Gunfire Road keeps the same weekday schedule. Both locations are closed on weekends.