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MASCOLINOProperty Solutions

Repairs & Carpentry

New Windows Only Pay Off If They're Installed Right

A premium window installed badly performs worse than a mid-grade window installed well. The energy savings live in the install: flashing that sheds water, foam insulation in the gaps, and a square, sealed frame. That's also exactly where rushed installers cut.

We replace windows with the flashing and insulation detail the manufacturer's warranty actually requires, repair rotted sills and frames, and finish the interior trim so the room looks better than before — not patched.

What You Get

  • Lower heating and cooling bills from install-grade sealing, not just glass
  • No more drafts, condensation between panes, or windows that won't stay up
  • Rotted sills and frames repaired before they spread into the wall
  • Interior casing finished clean — the part most window companies skip

What's Included

  • Full-frame and insert window replacement
  • Sill, frame, and rot repair
  • Flashing, sealing, and insulation detail
  • Interior and exterior trim finishing
  • Egress windows for basements

Window Installation & Repair Across Central New Jersey

We bring the same crew and the same standard to all three counties:

Often Paired With

Window Installation & Repair — Straight Answers

Do I need to replace all my windows at once?

No — phasing by floor or exposure is common and budget-friendly. We'll help you prioritize the worst performers first.

What's the difference between insert and full-frame replacement?

Inserts keep your existing frame and cost less; full-frame replaces everything and is the right call when there's rot or a bad original install. We inspect and recommend honestly.

Can you fix a rotted windowsill without replacing the window?

Often yes — we cut out the rot, rebuild the sill, and seal it properly. It's a fraction of replacement cost when the window itself is sound.

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