Pella Operator

A quick learner from Seneca says:
April 3, 2017
I have a pella 450 series window new installation....pella part number starts with ob1. Is this what you have?....I need 3 items....ready to close on house and 2 are missing..white..need quick
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Tom from SWISCO responded:
April 6, 2017
This looks a lot like our 39-403 and 39-404, however I can't be sure it will fit in your sill. Many customers have reported that it works fine, but many more have said they needed to alter the sill trim in some way to install it. I can't say for sure if you will need to. See what you think.
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