Lock Repairs & Window Glazing Services In Glasgow
WindowTec, based in Glasgow, is a family-owned business with years of experience in lock repairs and window glazing. We offer free quotes and consultations and are always happy to assist you.

Competitive Prices
30+ Years Experience
Family Run Company
About WindowTec
WindowTec is a specialist in window, door, and glazing repairs, serving Glasgow. We handle uPVC and aluminium repairs and now offer locksmith services for both domestic and commercial customers. Additionally, we provide expert installation of cat flaps into doors, ensuring your pets can enjoy easy access while maintaining security.
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We understand that doors and windows are essential features of any property, providing security, natural light, and enhancing the overall aesthetics. With uPVC products being more durable and robust than traditional options, they’re an ideal choice for most homes. Reach out to us for expert uPVC window and door installation, maintenance, and glazing services.
Why Choose Us:
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Competitive Prices
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Family Run Business
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Over 30 Years Experience
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Fully Insured
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Certified by City & Guilds
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High Quality Service
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Competitive Prices
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Fast Response
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Free Quotations
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Free Consultations



"We had a stuck door. WindowTec scheduled a time slot with us, arrived on time, quickly identified the problem and were able to fix it. Great friendly service. No hesitation recommending them. Another 3 firms we contacted before finding Windowtec were a bit unprofessional and not very helpful."
- Ian M - Yell Review