Lennox X1997 MM 507 STARTCOLLAR 04 FOR 1.5 DUCTBRD

A Lennox X1997 MM 507 Start Collar secures a tight, reliable ductboard connection to maintain steady airflow and efficient air distribution across the system.

• Real OEM start collars are dimensioned to match factory cutouts, delivering a precise fit that seats flush to ductboard and aligns perfectly with existing connections
• Product Type: Start Collar
• Style: For 1 to 1-1/2" Ductboard
• Additional Part Number: 5074