How many staples will I need to buy to install laminated flooring in an average room? Support October 03, 2020 18:17 The product # for the staples used in the 20 gauge flooring stapler, LHF2025K, is SB97-1GLS (1"). Approximately 2,000 staples are required for every 200 sq. ft. of laminated flooring. Related articles What side of the hardwood tongue and groove flooring do I put the fastener into? Comments 0 comments Please sign in to leave a comment.