For over 30 years PL Systems Inc. has been supplying curtains in laboratories throughout the country. PL Systems Inc. is an industry leader in manufacturing laser blackout darkroom light tight laboratory curtains. Our curtains use a unique SEF (Self Extinguishing Fabric) which has made us a preferred fabric of choice for laboratory designers. Additionally our fabric is NFPA flame retardant and fire resistant. We are members of the LIA (Laser Institute of America) and are a continuing education provider for the AIA (American Institute of Architects). Contact us for your custom design specifications and projects.