LOT (1) TRI-WALL PLUMBING AND AIR TREATMENT EQUIPMENT TO INCLUDE:HOSE NON METALLIC, HOSE, AIR BLEED, FAN CIRCULATING, PIPE LATERAL, NUT UNION, COUPLING, BUSHING REDUCING, PIPE ELBOW, RING WEARING, DUCT FLEXIBLE, METAL TUBE (ALL QUANTITIES ARE APPRX AND BASED ON DRMO COUNTS)