Professional Door Installation & Replacement in Central New Jersey

Transform Your Space with Beautiful, Secure Doors

Your doors say a lot about your home — they’re the first impression for guests and the first line of defense for your family. At K&H General Contractors, we install and replace entry, patio, and interior doors that enhance curb appeal, boost security, and improve energy efficiency. Whether you’re in Trenton or Pennington, our door solutions are built to last and made to fit.

From modern fiberglass entryways to sliding glass doors that open up your backyard, we help homeowners throughout Central New Jersey choose door options that match their aesthetic, budget, and lifestyle. We install with precision, seal every frame perfectly, and leave your home better than we found it.

Front & back entry door installation

Sliding and French patio doors

Storm doors and screen doors

Interior door replacements

Door frame and threshold repair

Energy-efficient and secure options

Free design & material consultations

How We Handle Your Door Project

In-Home Consultation

Our process starts with a visit to your property. We’ll assess your current doors, ask about your goals (security, appearance, insulation, etc.), and talk through your style preferences.

Transparent Estimates

We’ll walk you through the full cost of labor, materials, and installation — so you know exactly what you’re paying for and why. No hidden costs, no surprises..

Design & Product Selection

We offer a wide variety of styles, materials, finishes, and features. Whether you want a bold statement piece or a sleek, subtle fit — we’ll help you find the right door for your home.

Custom Measurement & Ordering

Each door is custom-measured and ordered to ensure an airtight fit. We account for framing, hardware, swing direction, and more to ensure a smooth installation.

Professional Installation

Our installers arrive on time, protect your space, and work efficiently. We make sure every door operates smoothly, seals properly, and looks fantastic.

Final Inspection & Support

Before we leave, we test the door’s alignment, security, and insulation. We also walk you through maintenance tips and warranty information.

Why Choose K&H for Door Installation?

  • All Locations Covered

    We proudly serve homes across Central NJ, including Trenton, Princeton, Levittown, East Windsor, Bristol, Bordentown, and Pennington.

  • Top-Tier Brands

    We work with premium door manufacturers offering energy efficiency, durability, and stunning design options.

  • Skilled Craftsmanship

    Our team includes experienced door installers who treat every project with precision and care.

  • Zero Sales Pressure

    We’re here to help you make the best decision for your home — not to upsell or rush you.

Don't worry, we can help!

Frequently Asked Questions – Doors

What types of doors do you install?

We install a wide variety of doors including entry, storm, patio, French, and interior doors. We also install custom-sized doors and work with multiple materials such as fiberglass, steel, and wood.

How long does a door replacement take?

Most single-door installations are completed in under a day. For multiple doors or more complex installs, we’ll provide a clear timeline during your consultation.

Can I match my existing door style or color?

Yes! We can match existing finishes, trim, and styles. If you're only replacing one door and want a cohesive look, we’ll help you find the best fit.

Do you install doors with built-in blinds or glass panels?

Absolutely. Many of our clients love the added convenience and style of doors with built-in blinds or decorative glass features — we offer a range of options.

Are your doors energy-efficient?

Yes. Our entry and patio doors are designed for thermal performance, with features like insulated cores, weather stripping, and high-performance glass inserts.

Let’s Make an Entrance You’re Proud Of

From first impressions to final locks, your doors deserve expert care. Let K&H General Contractors help you elevate your home's look, security, and energy savings with our professional door services. Serving Central NJ homeowners with pride and precision.