7220 Series Heat Shrink Tunnel

Clamco 7220 Series heat shrink tunnels are a great choice for tough, dependable long-life performance in continuous production environments. Constructed of heavy-gauge structural steel, Model 7221 features a heavy-duty blower, variable air velocity control, digital heat control, and a variable-speed roller conveyor that instantly adjusts between live and dead. The Model 7221 production shrink tunnel combines advanced design precision with tough, time-proven features—expertly crafted by Clamco, the industry’s respected name for steadfast reliability and value.

Digitally controlled heat to 450°F (232° C)

  • Variable air velocity control
  • Separate shrink chamber and conveyor
  • Fully insulated heat chamber
  • Air-cooled controls
  • Double entry/exit curtains for greater efficiency, & minimum heat loss
  • Adjustable heat pattern
  • Sturdy steel base
  • Live/dead roller conveyor
  • Made in USA


• Additional roller–1.5 or 1 roller spacing

• Fiberglass mesh or stainless steel mesh conveyor

• Stainless-steel construction

• Spare parts kit

Some photos may show accessories not part of basic machine.
Specifications and design features subject to change without notice.


  • Shrink chamber area 22?W x 10?H (56cm x 25cm)
  • Silicone-covered roller conveyor
  • Conveyor speed 0–125 fpm
  • Conveyor dimensions 20?W x 71?L x (maximum) 67?H (89cm x 180cm x (maximum) 170cm)
  • Electrical requirements 230V, 48A, 3Ph
  • Heater bank 14,500 Watts
  • 7220 Series: Clamco Heat Shrink Tunnel:
     Clamco Packaging
    Machine type: Shrink Tunnels


  • Electronics
  • Food
  • Manufacturing
  • Publishing/Print