Roy LeachRoy A. Leach is owner at Port Angeles, Wash.-based Floor Covering Inspections NW, is an NWFACP inspector and specializes in concrete moisture testing.InstallationSlab Moisture, Heat Create Finish Blisters in a Floating FloorSometimes, just when we get to the point we think we have experienced everything in our careers, we face something new. Last year I encountered one such occasion when I investigated a hardwood floor with blisters throughout the entire surface of the installation.July 25, 2011Page 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