Replacement Filters (F-1300) 2pcs/set F-1300$30.00 Exhaust Hose 10010$30.00 Extendable Plastic Slider Kit New! Plastic kit works with the existing Round Connector. 1 set includes 3pcs. 20.5"L x 6.5"W (2pcs) and 20.5"L x 6.25"W (1pc), forms up to 58.5" long. 10075$40.00 Foam Window Kits 1 set includes 2pcs, each pc = 24"L x 7"W. 10019$25.00 Unit Adapter Adapter connecting AC unit to exhaust hose. 10004$15.00 Round Connector & Cap Adapter connecting exhaust hose to foam window kit or for wall connection. 10046$15.00 WA-1310E Remote Control 10025$20.00 WA-1300E/H Remote Control 10027$20.00 Dust Filter with Frame (Top) Top (upper) dust filter with frame. 10037T$25.00 Dust Filter with Frame (Bottom) bottom (lower) dust filter with frame. 10037B$25.00 Rubber Plug 10042$5.00 Drain Cap 10044$5.00 Drain Tube 10035$5.00 Caster 10050$7.00