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The Bertrand expert blog was created so that we can share with you our knowledge and many years of experience in the window industry. Articles containing professional advice from our experts appear regularly here. To learn more about what you should pay attention to when choosing doors or how to properly install windows, just follow the blog.
Zostań naszym gościem! Od 31 stycznia do 2 lutego będziemy na targach The International Builders’ Show (IBS). Zapraszamy! Stoisko #C8905….
Z okazji nadchodzących Świąt Bożego Narodzenia Życzymy Państwu wiele zdrowia i radości.Niech nadchodzące Święta będą dla Państwa czasem odpoczynku, spokoju…
Only this winter! We are extending 𝐁𝐋𝐀𝐂𝐊 𝐖𝐄𝐄𝐊 𝐢 𝐂𝐘𝐁𝐄𝐑 𝐌𝐎𝐍𝐃𝐀𝐘 until the end of the year. When ordering PVC joinery, you get a discount…
𝟓 % 𝐫𝐚𝐛𝐚𝐭𝐮 for all aluminum structures that we will make in 6 weeks! ALUMINUM: – excellent technical parameters – durable – modern…
As many as 5 BERTRAND projects are taking part in the "Object of the Year in Aluprof systems" competition. The competition aims to select the most interesting building shapes,…
The showroom in Luzin is closed on Saturday, April 30.
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May this year's Easter fill your hearts with true love, kindness and mutual care. Lots of health, strength, sense of security and all the best...
The IBS fair in Orlando has come to an end. Thank you for being so numerous at our stand. It was unique, positive and very…
BECOME OUR GUEST! We will see you at the IBS fair in Orlando on February 8! See you. Bertrand windows and doors…
We wish all customers, colleagues and friends a Christmas full of love and peace. May the New Year bring you this little bit of…