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Old 19-10-2015, 05:56 PM
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rogerco (Roger)
Roger

rogerco is offline
 
Join Date: Sep 2007
Location: Woodford,NSW,Australia
Posts: 388
Counter balance

I can't find where I have seen it done but the starting point is to counterbalance the weight of roof about the hinge then you don't need much force to get it over.
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