Nordyne, Coleman, Aerco, York & More
10.5" mobile home furnace duct connector 7990-6301
12" mobile home furnace duct connector 7990-6321
4.5" mobile home furnace duct connector 7990-6241
6.5" mobile home furnace duct connector 7990-6261
7.5" mobile home furnace duct connector 7990-6271
NLA = No longer available 8.5" mobile home furnace duct connector 7990-6281.