A back pulley centers the load allowing the load to easily fit through the roof hatch so you don t have struggle to keep it centered.
Roof hatch lifting mechanism.
Using proven hydraulic technology bennett hatch lifter systems raise hatches at the push of a button.
Retrofit hatch lifting systems can be operated by the trim tab hydraulic power unit.
Partsam 440 lbs lift electric hoist crane remote control power system zinc plated steel wire overhead crane garage ceiling pulley winch w straps w emergency stop switch 4 6 out of 5 stars 298 119 00 119.
Safepro roof hatch safety rails are a great way for building owners and property managers to improve rooftop safety for anyone accessing their roof.
Hand brake stops the load if you let go keeping the load from tumbling down.
Hi richard please see attached.
Please reply to this email with the serial number located on the sidewall of the roof hatch and or photographs of the rough patch specifically showing the existing lifting mechanisms.
When used with the port a post the cranky can lift items through the roof hatch.
The operation is quiet smooth and responsive with no cylinder drift.
Yes we do indeed sell replacement lifting mechanisms for lane aire rough patches.