An International Comfort Products 1011850 Transition Kit for 90 NTGM Furnace ensures efficient airflow and seamless installation for optimal furnace performance. Real OEM transition kits ensure seamless integration with your furnace, enhancing performance and longevity while upholding the highest standards of safety and efficiency. Features. Product Type Transition Kit. Application Furnace. Model Compatibility 90 NTGM. Fits Popular Models NTG9050FFA3, NTVM075GFA1, GNK050N12B3Compatibility. GCK050N12D3, GCK075N12D3, GCK100N16D3, GCK125N20D3, GNK050N12A3, GNK050N12B3, GNK075N14A3, GNK075N14B3, GNK100N16A3, GNK100N16B3, GNK125N20A3, GNK125N20B3, GNM050N12A3, GNM075N14A3, GNM100N16A3, GNM125N20A3, GNP050F12A1, GNP075F14A1, GNP100J16A1, GNP125N20A1, NCGM050EFA3, NCPM050FFA1, NCPM050FFB1, NCPM075GFA1, NCPM075GFB1, NCPM100HJA1, NCPM100HJB1, NCPM125KNA1, NCPM125KNB1, NTG9050FFA3, NTG9075FGA3, NTG9100FHA3, NTG9125FKA3, NTGM050EFA3, NTGM075EGA3, NTGM100EHA3, NTGM125EKA3, NTGS050FFA1, NTGS075GFA1, NTGS100HJA1, NTGS125KNA1, NTPM050FFA1, NTPM050FFB1, NTPM075GFA1, NTPM075GFB1, NTPM100HJA1, NTPM100HJB1, NTPM125KNA1, NTPM125KNB1, NTVM050FFA1, NTVM050FFB1, NTVM050FFB2, NTVM075GFA1, NTVM075GFB1, NTVM075GFB2, NTVM100HJA1, NTVM100HJB1, NTVM100HJB2, NTVM125KNA1, NTVM125KNB1, NTVM125KNB2, TCK050F12A1, TCK050F12B1, TCK075F14A1, TCK075F14B1, TCK100J16A1, TCK100J16B1, TCK125N20A1, TCK125N20B1, TNK050F12A1, TNK050F12B1, TNK075F14A1, TNK075F14B1, TNK100J16A1, TNK100J16B1, TNK125N20A1, TNK125N20B1, VNK050F12A1, VNK050F12B1, VNK050F12B2, VNK075F14A1, VNK075F14B1, VNK075F14B2, VNK100J16A1, VNK100J16B1, VNK100J16B2, VNK125N20A1, VNK125N20B1, VNK125N20B2Specifications. Spec Includes for 90 NTGM Furnace. Length 24 in. / 60.96 cm. Width 16 in. / 40.64 cm. Height 5 in. / 12.70 cm