Insulated Flexible Duct, UL 723 Aluminum Jacket Insulated Flexible Air Duct UL Listed 181 Class 1, Aluminum Inner Core & Jacket L Series Black Brackets Powder Coated Heat Pump Floor Stand Aluminum Heat Pump Floor Stand U Series Wall Brackets Galvanized Finish Air Connector UL Listed 181 Class 1 TORONTO TUBE / Clear Vinyl Tubing Heat Pump Wall Mounting Brackets ( With Extra Foot Length 27 Inches) Arm O Flex Insulation Tubing for Copper Pipes Concrete Anchor Bolt