GRP Bow Tunnels
High quality, fully sealed fiberglass bow tunnels offered in six diameters and a variety of lengths. Pick the right diameter and length to match your vessel and the appropriate Side-Power Thruster.
Stern Tunnels and Cowlings
Transom-mount fiberglass and composite stern tunnels are offered in six diameters to fit Side-Power Thrusters. Matching add-on cowls are available to address transom obstructions or shallow draft.
Steel Bow Tunnels
Steel bow tunnels are available in four diameters and a variety of lengths to fit Side-Power thrusters.
Note: Aluminum bow tunnels are available by special order if required. Call Imtra for details and to order.