Inquiry (采购产品): decks i am looking for beams i can use to screw plastic decking to to build decks so i use no wood a catalog of what is available and how far i can span between posts and cost how large are the flanges and thick for attachment thanks dan **** Hidden Message ***** daniel barton 48843 Company: energy efficient homes E-mail: builderdan5@yahoo.com **** Hidden Message ***** builderdan5@yahoo.com