Window and door installation on Long Island

Windows & Doors

Energy-efficient replacements and new installs—Nassau & Suffolk County, NY.

Tighter, Quieter, More Efficient

Upgrading windows and doors boosts comfort and curb appeal—but only if they’re installed correctly. We remove old units, repair openings, insulate and flash properly, and trim clean for a factory look.

Energy & Comfort

Low-E/argon glazing, proper air sealing, and insulation reduce drafts and noise.

Weatherproofing

Flashing tape, sill pans, and sealants applied in the right sequence to keep water out.

Clean Finish

Interior/exterior trim, caulk, and paint touch-ups for a polished final result.

Recent Window & Door Projects

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Double-hung replacement windows in Nassau County Picture window with casing and stool in Suffolk County Sliding patio door installation with exterior flashing Fiberglass entry door with sidelites Bay window replacement with roof cap Basement egress window with well and ladder

Window & Door Options

Windows

  • Double-hung, casement, awning, slider, picture, bay/bow
  • Vinyl, fiberglass, or clad wood frames
  • Low-E/argon, tempered & laminated safety glass where required
  • Grilles, screens, interior stool/apron, exterior casing

Doors

  • Fiberglass or steel entry doors (with/without sidelites)
  • Sliding & French patio doors
  • Storm/screen doors and retractable screens
  • Hardware, thresholds, smart locks (optional)

Sealing & Trim

  • Sill pans, flashing tape, proper shims & fasteners
  • Low-expansion foam & backer rod + sealant
  • Interior casing/base returns, exterior PVC/aluminum trim
  • Paint & caulk for a factory finish

Our Window & Door Process

1) Measure & Specify

Exact measurements, code checks (egress/safety glass), and product selections.

2) Prep & Remove

Protect floors/landscaping, remove existing units, inspect and repair framing as needed.

3) Install & Seal

Set level/plumb, fasten per specs, flash and seal against water/air, insulate cavities.

4) Trim & Walkthrough

Interior/exterior trim, caulk, cleanup, and homeowner walkthrough.

Windows & Doors FAQs

How long does installation take?

Most replacements are completed in a day or two depending on quantity and carpentry needed. Larger bay/bow or structural changes may take longer.

Do you install new openings or enlarge existing ones?

Yes—where structurally feasible and permitted. We handle headers, framing, and exterior finishes with inspections.

Will there be drafts or leaks?

We use sill pans, flashing tape, and low-expansion foam with proper sealant joints to ensure tight, weather-resistant installs.

Do you handle permits?

We coordinate permits and inspections with your Nassau or Suffolk town when required.

Ready to Start Your Project?

Get a free, no-pressure estimate anywhere in Nassau County or Suffolk County. We’ll review your goals, budget, and timeline—and map the cleanest path to build day.

Request Your Estimate