Blog

Unique house with wooden window joinery

Join Bertrand – your European partner for custom windows and doors

Quality control of window joinery – how does it work?

Modern Pivot Doors – where design meets technology

PVC or aluminum? What to choose – and why it matters

Terrace systems – what are the dfferences between HST, PSK, and Slide?

Ideal 4000 – modern PVC windows combining design and functionality

Bertrand wishes you a Happy Easter!

Spring maintenance of window joinery – what’s worth doing?

Kombisystem windows – a conscious and durable choice

Aluminum facades – modernity, durability, and aesthetics

Double and triple-glazed windows – which one should you choose?

Bertrand windows praised by the German Police Union!

Window replacement in your home: a challenge that pays off?

Oak windows and doors – An exceptional material in carpentry

Unique wood-aluminum systems by Bertrand

2024 in Bertrand: Success at IBS, exceptional projects, and dynamic growth

Project of the Month - renovation in Connecticut

Wooden doors – Tradition and quality since 1969

Panoramic terrace doors for Your home

Systems in practice – Bertrand projects

The history of windows: from stone openings to smart thermal coatings

Wooden windows more durable than ever – cool pigments

People of Bertrand – The Viking with a Golden Heart

How to prepare windows for winter?

People of Bertrand – Passion for Photography

What are "french doors"?

Why consider European windows for U.S. and Canadian builds?

BB Line 70 & BB Line 84 – Quality at a good price

Window muntins – what are the options and which one to choose?

The beauty and durability of wood-aluminum windows

People of Bertrand - I'm kind of a Joker

Why do windows steam up?

Did you know that...?

How to choose the right patio doors?

Cortizo aluminum systems now available at Bertrand!

Does glass in windows matter? – Our guide through types of glass

How to maintain wooden windows?

A quick guide on importing European windows to the USA

The best ways to keep your windows clean

Acrylcolor®: A revolution in PVC window color

Why should you choose fix windows for your home?

Passive windows: a reliable investment for years

Everything You need to know about window technical parameters

Unconventional and unusual projects

How to choose the right windows for Your home

Bertrand products at IBS 2024

People of Bertrand - Rafał

Diary of Vegas. Chapter IV

Diary of Las Vegas. Chapter III

Diary of Las Vegas - Chapter II

Diary of Las Vegas - Chapter I

New products in Bertrand company offer

Bertrand company on IBS 2024!

Many passions in one person. Meet Tatiana

Bertrand on a visit to GEALAN

Stability with static dry glazing

Unique style in PVC finish. Introducing Linear

Merry Christmass, everyone!

Who we are? A few words about Bertrand