Joe HostlerJoe Hostler is business manager-wood floor bonding at Lyndhurst, N.J.-based Sika Corporation. Rusty Winters and Ondrej Masek of Sika Corporation also contributed to this article.MoistureInstalling Wood Flooring Over Concrete SlabsMost wood flooring installers pride themselves on being knowledgeable about wood, but when someone mentions concrete, many get a puzzled look or utter a dismayed groan.• The ACI (American Concrete Institute) has excellent in-depth articles exploring the topic of concrete. It also has published a Guide for Making a Condition Survey of Concrete in Service that is a valuable reference for identifying most of the harmful conditions you will encounter in a concrete slab. The pictures included can help you determine the condition of the slab and identify areas for concern. For more information, visit www.concrete.org.July 31, 2007Page 1 of 1Top StoriesRecoatingHow We Do These Floors: Recoating The Worst of the WorstWe dialed in a recoating process that worked, even on the most demanding jobs—here’s my advice for a recoating process that works.Stain/Custom ColorPrevent This Common Complaint: The Stain Won’t DryRetailGoing the Distance: See the Winners of the 2026 WFB Outstanding Retailer AwardsNewsEnter WFB's 2026 Ultimate Wood Floor Guy/Gal Contest by Oct. 1Sponsor ContentThink Like A Brand: Why Your Flooring Business Needs A Real Identity