Yes they will. They have prescreened independent contractors that will visit your home for proper door measurement and write an estimate for installation. You can see someone in the stores building materials dept to start or call 1-877-GO-LOWES
Yes. Different doors are different prices--check with them as they often run specials.
Yes, you need to buy a stromdoor from them and they will install it for you, not sure what the charge is.
Yes
Yes, they will do that. Speak to customer service.
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