CSP (Canadian Softwood Plywood) and DFP (Douglas Fir Plywood) are manufactured by member mills of either the APA (American Plywood Association) or PFS TECO to rigid standards under CSA...
CSP (Canadian Softwood Plywood) and DFP (Douglas Fir Plywood) are manufactured by member mills of either the APA (American Plywood Association) or PFS TECO to rigid standards under CSA...