SPECIALTY BUILDING PRODUCTS OF MISSOURI is an authorized wholesale window and door product and service business with 35 years combined construction and installation experience. We proudly sell Mikron designed uPVC vinyl windows and patio doors manufactured by Heartland Window Company of Aplington, Iowa.
These top rated products are beautifully designed and exceed N.F.R.C. and ENERGY STAR standard test requirements.
We sell energy efficient vinyl windows and patio doors that are produced under rigid manufacturing standards to ensure quality and value to our customers in every vinyl component purchased.
Home Rehabbers-----Do you need an installer? Contact us for a list of certified installers.
Builders and Remodelers-----We are a Factory Direct wholesale service company dedicated to help you Grow Your Business.
Regional Market - East Central Missouri (including St. Louis City and County), West Central Illinois, and Southwest Illinois.
Heartland Window Co. Mikron Industries Energy Star