Air gap between doors when shut.

A quick learner from Cape coral fl. says:
October 21, 2019
Is there a guide or insulation part to go between doors or in the upper rail. I don't know make of door it is 20 years old.
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Paul from SWISCO responded:
October 28, 2019

Thanks for reaching out to us. I believe you may be able to use our 86-025 top door guide to solve your matter. Take a look and let us know our thoughts. 
Crown/Lawson Guide
Crown/Lawson Guide
86-025
$0.80
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