Paul from SWISCO responded:
March 1, 2016
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Paul from SWISCO responded:
March 4, 2016
You should weigh your sashes to determine the proper option, in that case. You don't want a balance that is too strong, since that could cause problems. Best case scenario is that the window won't close. Worse case scenario is that the balance actually damages the sash. You only want a balance strength that matches your sash weight; no more, no less.
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