When a builder or homeowner schedules window replacement during new construction, timing and coordination matter as much as product selection.
Below is a practical timeline with the usual checkpoints, what adds delay, and how to keep the project moving.
Initial Steps for Window Replacement
Pre-job planning and lead time Before any windows arrive, you need decisions and measurements.
Selecting between vinyl, fiberglass, or aluminum frames, deciding on low-E coatings and impact-rated glass, and confirming sizes commonly consumes a few days to a couple of weeks, depending on how quickly selections are made.
Ordering impact-rated windows that meet Florida approvals usually extends lead times.
Measurement and Ordering
Measurement and ordering Precise field measurements are next, and they matter; a botched measure will mean reordered units and weeks of delay.
Most suppliers quote lead times from the date of order confirmation rather than measurement, so plan that into the schedule.
Typical factory lead times for standard, non-impact windows in the region are about 2 to 6 weeks, depending on the brand and season.
Shipping and Delivery
Shipping and delivery Once built, windows typically arrive within a few days to a week, but longer logistics legs can push delivery out further.
Examine each crate at delivery, because damaged or wrong items force replacements and cause substantial schedule slips.
Site Conditions for Window Installation
Rough opening readiness and site prep Installers need correct rough openings, sheathing or WRB installed, and reasonable site access before they can begin.
Scheduling conflicts with framing, drywall, or exterior trades often create stalls; sometimes window crews are idle waiting for the opening to be prepped.
Typical installation time per house Onsite installation for most homes is often completed in 1 to 3 days for standard window packages when logistics go smoothly.
Custom assemblies, large picture windows, or extensive impact-rated units increase install time and may require heavier rigging, which can extend installation to several days longer.
Finish, flashing, and inspections Proper flashing, sealing, and integration with the exterior weather barrier are not optional, and each step adds time but prevents callbacks.
Permits and inspections can add days to weeks, depending on inspector availability in Seminole County; plan for that delay.
Interior finishing and trim After exterior installation, interior trim, drywall touch-up, and paint follow, which typically need another several days depending on how many rooms are affected.
Common Window Installs Sanford delays and how to avoid them To reduce schedule risk, hire a contractor who verifies dimensions, inspects deliveries on arrival, and coordinates inspections in advance.
Ordering a small buffer of extra glazing for fragile or custom units and confirming factory options in writing will save time if replacements become necessary.
Practical timeline summary Decision and approval window: usually runs from three days up to two weeks. Production and factory lead time: typically 2 to 6 weeks for standard windows; impact or custom units take longer. Shipping and on-site inspection usually add several days to a week. Plan on 1 to 3 days of installation for most homes, with extra days for specialty windows. Finishing and inspections: several days to a couple of weeks, depending on trades and local inspection schedules.
Hiring a local, experienced team helps align production, delivery, installation, and inspections so the project stays close to schedule.
An experienced window replacement company can confirm the cause with a quick inspection.
For planning, request a written timeline from your contractor with order cutoffs, estimated factory lead times, delivery windows, installation dates, and anticipated inspection slots.
Clear communication, written specs, and contingency planning are the most reliable ways to keep window replacement on schedule for new construction in Seminole County.