Before & After Transformation

See the dramatic improvement in both appearance and functionality.

Sliding Door upgrade to Oknoplast Balcony Door before 0 photo. Before
Sliding Door upgrade to Oknoplast Balcony Door after 0 photo. After
Completed July 2025
Duration 9 hours

Are you interested in replacing your patio or balcony door with a fully opening European UPVC French door like this Oknoplast model?

Project Location: Kitchen patio

Door Configuration:

  • Full-opening French-style balcony door
  • Out-swing operation
  • Main active panel hinged on the right (viewed from the interior)

Door System:

Glass Package:

  • Tempered Low-E glass combined with laminated safety glass

Why a European Oknoplast UPVC Balcony Door Is the Perfect Patio Solution?

This project in Rockville, Maryland, features a European-style Oknoplast UPVC balcony door, which functions as a full-opening front/entry door—an excellent alternative to traditional sliding patio doors.

Unlike wood doors, UPVC is completely rot-resistant, making it ideal for patios and balconies where moisture exposure is common. This material does not absorb water, swell, crack, or deteriorate over time, even in high-humidity environments.

Materials Used

We only use premium materials from trusted manufacturers to ensure lasting quality.

Oknoplast Balcony(French) Door

UPVC

Premium Features Delivered

Every installation includes industry-leading materials and workmanship for lasting quality.

Energy-Efficient Performance

Helps reduce heat transfer and improves indoor comfort year-round

Ideal for High-Moisture Areas

Excellent solution for kitchens, patios, and balcony entrances

European Oknoplast UPVC Profile

High-quality multi-chamber UPVC system designed for durability, thermal performance, and long service life

Full-Opening French Door Design

Operates as a true entry door, providing wider access, better airflow, and improved usability compared to sliding doors

European-Style Heavy-Duty Hinges

The door is equipped with robust, multi-point European hinges designed to support the weight of large, fully glazed French door panels.

Rot-Resistant & Moisture-Proof Material

UPVC does not absorb water, swell, or rot, making it ideal for patios, balconies, and kitchens

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