ChamberMaster Moscow Building Supply. Construction, Maintenance, & Repair Moscow Building Supply. Visit Website 760 N Main St. Moscow, ID 83843 (208) 882-4716 (509) 334-1709 (fax) LinkedIn Facebook Twitter Instagram Hours: Mon-Fri 7:00 AM - 6:00 PM Sat 8:00 AM - 6:00 PM Sunday - 9:00 AM - 5:00 PM About About Home Improvement specialists. Locally Owned. Hardware Store. Lumberyard. Paint Masters. Serving homeowners, professional contractors, & DIYers on the Palouse.