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Delaware
Window Replacement Contractor Software in Delaware
A window job is never one window. It's eighteen openings, four sizes, two grid patterns, a bay that needs a site measure, and a homeowner who keeps asking about U-factor. ExteriorPro lets you build the estimate room by room, lock in the spec sheet the manufacturer needs, track lead times when the product's on backorder, and keep the install crew from showing up with the wrong brickmould. Everything tied to the project so the sales rep and the install lead aren't on different pages.
Delaware window shops run tight margins and long lead times. ExteriorPro keeps the opening list tied to the order tied to the install date, so nothing shows up wrong on install day.
From $199/month per location. No credit card required to start.
What Window Pros Use This For
Leads that don't go cold
Log a call the moment it comes in and see what needs a callback today.
Measurements to estimate
Enter measurements once; packages turn them into priced line items.
Proposals customers sign
Send a branded proposal and collect a signature on the spot.
Crews and scheduling
Assign crews, see the week, and hand out a clean work order.
Photos on the job
Site and progress photos attached to the job, not lost in a phone gallery.
Invoicing and payments
Invoice when the crew comes off the job and track what's still owed.
Delaware sits in the ENERGY STAR North-Central climate zone, and both numbers on the label matter. The U-factor sells in January, when the wind comes across the Delaware Bay and Wilmington sits in the twenties, and the solar heat gain coefficient sells in July, when the humidity holds the heat overnight from Middletown to Millsboro. A window that only solves one of those is half a window in this state. On the beaches the salt air eats hardware, and a window company there specifies for it.
Storms sell windows too. Sandy came ashore just northeast of Sussex County on October 29, 2012, the nor'easter of October 2025 put 12 to 18 foot waves on the Sussex beaches, and hail breaks glass on the windward side of a house in the New Castle County suburbs most springs. A window company that knows how to document broken seals and cracked panes for an adjuster ends up on a lot of claims. Delaware has no roofing-specific claim law, so a window job on a claim runs on the general rules, and the one that always applies is the three business days the homeowner has to cancel any sale made in the home.
Delaware has no contractor license. A window company carries a business license from the Division of Revenue, and a company from Maryland or Pennsylvania carries a non-resident contractor license and a bond of six percent on any contract over $20,000, which a house full of windows can reach. The county issues the permit under whichever code it has adopted.
The housing stock splits by age. Middletown, Bear, Smyrna, Millsboro, and Lewes are 1990s and 2000s houses with builder-grade vinyl windows that are fogging and sticking, and Sussex County has been the fastest-growing county in the state for a decade. The older neighborhoods in Wilmington, Newark, and Dover have original wood windows and openings that need a careful measure. Installs run all year in Delaware, with a careful crew swapping an opening in January without letting the room go cold. Custom windows run four to eight weeks from order to delivery, and the install date on the contract has to allow for it.
Delaware Window Replacement Contractors — Get Started Free
Join window replacement contractors across Delaware who use ExteriorPro to manage their business. Free 30-day trial, no credit card required.
Start your free trial