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 StoriesContractingIntroducing the Winners of the 2026 WFB Truck & Van ContestRoad-ready, strong and steady, this year’s WFB Truck & Van Contest winners brought their A game. Find out whose work vehicles won Best Exterior Graphics, Most Organized Interior, Most Unusual, Biggest Disaster and the new Exterior/Organized Combo award!TechniquesWhat Is Your Favorite White Oak Floor You’ve Ever Done?RetailBuilding Bozeman: 4 Must-Haves We Put in Our ShowroomStain/Custom ColorMy Rule Of Three: How I Match Customers With Stain Colors Right AwayNewsEnter WFB's 2026 Ultimate Wood Floor Guy/Gal Contest by Oct. 1