General Info

A family-owned and locally operated building supply company in Rock, MI, Astro UP has been meeting the Upper Peninsula’s building needs for 40 years and counting. We strive to provide professional service with a smile and offer only the best brands at the most budget-friendly prices. We carry a wide range of siding, windows, doors, decking materials, railings, roofing materials, and other products you need to get the job done at the right price! Each and every one of our brands is one we’d be proud to put in our own homes. Visit us in Rock for all your repair and remodel needs–we’re worth the scenic drive!