"You can guarantee necessary roof temperatures and humidity's mode only in case, construction has solid steam isolation, heat isolation of necessary width, chosen, according to area wind isolation and ventilation chamber beneath the roof.
You cannot cover the same roof with production, having codes of different colours different production dates. Minor difference of tile colour is not considered as defect, it is typical to any producer's flexible tiles. To reduce colour difference marginally, it is recommended to mix tiles from 5-6 packages in time of paving. Paving must be performed by diagonal lines.
If roof paving works are being performed when temperature is not high, it is necessary to heat sticky bottom side of tiles, using industrial fan.
Seeking to avoid roof's damaging, you should cut materials on special board while paving.
Production palettes cannot be stored on each other. Jo avoid tile grip in Package, it is necessary to protect them from direct sunbeam.
On purpose to separate tiles in package from each other, you should bend package a little and shake it. It is not recommended to walk on roof when it is hot sunny weather, because you can damage covering. Special ladders must be used."