Matthews 319087 Single Scrim Black Butterfly Fabric

All fabrics were tested in a black chamber with an incandescent light source at one end and the fabric positioned 2/3 of the way between the source and the digital light meter. 6'x 6' butterflies measure approximately 5'8"x 5'8" 12'x 12' butterflies measure approximately 11'8"x 11'8" 20'x 20' butterflies measure approximately 19'8" x 19'8" 20'x 20' bobbinets measure approximately 19'6"x 19'6"