Philadelphia Window Installation HandbookAsk an installer

Window installation questions

Short answers for homeowners.

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Questions people ask

Is this site an installer?

No. It is an information site that connects homeowners with a local window installer.

Do I need a permit?

It depends on whether the work changes the opening or structure. Confirm with L&I.

What does lead-safe installation involve?

In pre-1978 houses, certified firms use containment, avoid dry sanding and clean up with HEPA tools as required by EPA's RRP rule.

How do I verify a contractor?

Ask for the Pennsylvania home improvement contractor registration number and proof of insurance, and get a written contract.

What if I already bought the windows?

Say so in your request, since some installers will install customer-supplied windows and others will not.

What about my warranty?

Window warranties often depend on correct installation. Read what the manufacturer and the installer each cover.

Will someone call?

They may, but we cannot promise it. Installers set their own schedules.

Where do I start?

Read the install guides, then use the contact form.

Ready for installation? Send a request

A local window installer can contact you about a site visit and scheduling. Sending a request is free, and you can compare it with any other estimate.

Give a phone number or an email so an installer can reach you.

Philadelphia Window Installation Handbook is an information site. We pass your request to a local window and door installer; we are not a contractor and do not do the work. See our privacy policy and how this site works.