composite decking calculator Composite Decking Calculator | ToolCalcPro 📏 Deck Length (feet) 📐 Deck Width (feet) 🪵 Board Length (feet) 12 ft 16 ft 20 ft 📏 Board Width (inches) 5.5″ (standard) 6″ (wide) 📏 Gap between boards (inches) 🔄 Waste Factor (%) 0% 5% 10% 15% 💰 Price per board ($) 🔩 Hidden Fasteners (per board) ($) Calculate → 🪵 Composite Decking Estimate 0 boards 📦 Boards Needed 0 💰 Board Cost $0 🔩 Fastener Cost $0 💵 Total Cost $0