Central Michigan CTi is a dealer installer of the largest acrylic decking manufacturer in the United States today.? With over 40 years combined experience in concrete coatings, CTi provides its top quality coatings in all 50 states and in 23 foreign countries. The CTi Hallmark System is a modified acrylic cement designed to be sprayed over existing concrete to protect it from deterioration normally associated with freeze/thaw, salts, and other elements that cause concrete to look bad over a period of time.? CTi is a decorative coating that actually bonds with your existing concrete providing a permanent, beautiful, protective finish for areas such as driveways, pool decks, patios, walkways and even vertical concrete walls. CTi presents an environmentally friendly alternative to tearing out the concrete you currently have and increasing the amount of "unclean" fill that is going into landfills.? Help reduce this problem; instead of replacing... repair your concrete with CTi!