Single-Sided Radiant Barrier Foil + White Perforated

Description BlueTex™ Single-Sided Radiant Barrier Foil + White still reflects 97% of radiant heat from the foil side like the double-sided product, but has the addition of a white look on the second side for aesthetic purposes. The foil side still needs to face the air space (whether naturally occurring or man-made) and the white side can face the other direction. Heavyweight Foil that is 27 lb per 1,000 sq ft. This foil is single-sided and at least the foil side must face an air gap of 1/2" or more. This foil is super strong and will not tear or rip during installation! Specs Details for BlueTex™ Single-Sided Radiant Barrier Foil + White: 99% pure aluminum Micro-perforated (breathable, this is NOT a vapor barrier) - barely visible, tiny pinholes every 1/2" Foil on one side, bright white PE on the other side Roll size: 1,000 sq ft each (4' x 250' OR 5'x 200') Roll weight: 27lb each R-Value The R-value for BlueTex™ products is about a R-1. Many companies will claim their products h