Home / Parts & Supplies / GE HVAC Accessories & Heat Kits / BASE RAIL OPENINGS – CLOSURE KIT GE 21J84 CLOSURE KIT GE · MODEL 21J84BASE RAIL OPENINGS – CLOSURE KIT Specifications Additional information Brand GE Related products GE · NS16A18SA5GE 1.5-Ton 16 SEER2 Single-Stage Air Conditioner1.5 Ton · 16 SEER2 · Single-Stage · R454BInstallation InstructionsQuick SpecsWarrantyPickup · Delivery Pricing & stockSign in GE · NAM18V1TA5SGE 1.5-Ton 1-Piece VS Air Handler1.5 Ton · R454BInstallation InstructionsQuick SpecsWarrantyPickup · Delivery Pricing & stockSign in GE · NS16H36SA5GE 3-Ton 16 SEER2 Single-Stage Heat Pump3 Ton · 16 SEER2 · Single-Stage · R454BInstallation InstructionsQuick SpecsWarrantyPickup · Delivery Pricing & stockSign in GE · NAM24V1TA5SGE 2-Ton 1-Piece VS Air Handler2 Ton · R454BInstallation InstructionsQuick SpecsWarrantyPickup · Delivery Pricing & stockSign in