Laying out the Ba-gua with each qua in it's correct direction creates the concept of a large square with 3 by 3 smaller squares within the larger. These boxes are the 'building blocks' of Feng Shui; forming the road map (the ba-gua).
Thermostat Â® radiant barrier plywood sheathing reflects up to 97% of the sun's radiant heat from a homeâs attic and can help lower attic temperatures and improve energy efficiency.deal for residential and light commercial construction. 1  ThermostatÂ® Radiant Barrier Sheathing (Plywood) ThermostatÂ® radiant barrier plywood sheathing reflects up to 97% of the sun's radiant heat from a homeâs attic and can help lower attic temperatures and improve energy efficiency.
Phenolic resin film coated (Film Faced) plywood is typically used as a ready-to-install component e.g.: 1  Panels in concrete form work systems. 2  Floors, walls and roofs in transport vehicles. 3  Container floors. 4  Floors subjected to heavy wear in various buildings and factories. 5  Scaffolding materials.