b'Backer BoardsHealth and safety knowledge is key to category The introduction of increasingly rigid OSHA guidelinesManyprofessionalsnowchoosestate-of-the-art, have lent even more credence to the popular trend ofcement-coatedfoam-corebackerboards,whichcontain utilizingbackerboardsthatpromotebothhealthandvery low silica while providing a high-performance cement safety. Those working in the industry are concerned withbonding surface. Professionals are also being warned to protectingtheirhealthduringinstallation,aswellasbe aware of other substrates of concern, including form-protecting the end user against any exposure to contami- aldehydesandnon-polymericflame-retardantssuchas nants later on. HBCD.Louis Iannaco1 1 Progress ProfilesThecompanysProfoilPanelisanextrudedpolysty-renepanelwithadensityof48kg/m 3 ,providedon both sides with a waterproofing membrane. Panels are36 x 60/106 (91.5 x 152.4/270 cm) and available with severalthicknesses.Theyaredesignedandtestedto have mechanical resistance and long durability, allowing work to be carried out quickly and inexpensively. They are suitable for indoor application with a thermal insu-lation function on floor, wall and ceiling. Profoil Panels can also be used for partitions walls, tops for kitchens, shelves and different furniture. progressprofiles.com2 wediThe companys original Building Panel is constructed of a high-density, closed cell extruded polystyrene core and reinforced with an ultrathin cement resin surface coat-ing,resultinginalightweightyetsturdybackerboard. Internally water- and mold-proof, it is part of the wedi Shower System. wedicorp.com2482019|TECH'