Support & FAQ

Do you have questions but no answers? Don't worry! The TECHNAL team is here for you - use our FAQ's or contact us for help.

Frequently Asked Questions

Here are the most frequently asked questions

I have a construction, renovation, or extension project. Who should I contact?

What are the standard dimensions of aluminum windows and doors?

How do I choose the correct sliding door?

How do I choose the correct window?

How Can Installing Energy-Efficient Windows and Doors Significantly Reduce My Energy Bills?

Expert Tips and Guides for your home

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