Your home improvement questions, answered by professionals from the National Association of the Remodeling Industry (NARI), an association of remodeling professionals committed to providing consumers with high standards of quality, honesty, integrity, and responsibility.
I would recommend cleaning with a concrete cleaner and looking into concrete dying -- it is a good alternative to painting -- or you can look in to resurfacing products that bond to old concrete.
Answered by: Brian Zeldes, Certified Remodeler, National Association of the Remodeling Industry
Brian Zeldes, CR, CAPS, is president and owner of BKZ Contractors, Inc., a full-service remodeling company. Zeldes has more than 20 years in the remodeling and contracting business, having worked in the field as a carpenter, drywall installer, painter, window and door installer, and roofer. Zeldes also is treasurer of NARI of Bucks-Mont. BKZ Contractors has won several local and regional Contractor of the Year awards.