I had an estimate by a local roofing company who installs your product - DuraLite lightweight concrete tile - and he doesn't install the batten boards under the tiles.Is that okay?

As long as the tile is being installed between a 3:12 and 7:12 roof slope, the roofer may attach the tiles directly to the roof deck. I would like information from your company regarding the manufacturer's installation guidelines for the MonierLifetile S tile roof. Is it required that the first three courses of tiles be nailed down, or just the first? The Uniform Building Code requires that all perimeter tiles be fastened. Perimeter is defined as "...three tile courses...from either side of hips or ridges and edges and gable rakes." I need to know what type or grade of tile would be needed for four seasons (cold weather). Any of our standard weight concrete tiles may be used in all climates although the method of application can vary significantly depending on the severity of the climate. Proper ventilation and snow retention must be addressed in areas subject to extreme winter conditions. System components such as underlayments, flashings and fasteners may also require upgrading. I ...  more