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.
A: When you install a reflective insulation or radiant barrier in a building, you will prevent radiant heat gain and heat loss by up to 95 percent. This will help keep the building warmer in the winter and cooler during the summer.: When you install a reflective insulation or radiant barrier in a building, you will prevent radiant heat gain and heat loss by up to 95 percent. This will help keep the building warmer in the winter and cooler during the summer.