Which Door & Window Company Should You Choose in Gaerwen?

Ffenestri Cymru Windows is a family-run home improvement company based in Anglesey, established in 1990. Specialising in uPVC, composite, and aluminium windows and doors, conservatories, and guttering services, we deliver durable, energy-efficient solutions tailored to enhance residential properties. With FENSA registration and 35 years of experience, we prioritise quality craftsmanship and customer satisfaction.

WindowTec is a trusted North Wales-based provider of premium home improvement solutions, specialising in windows, doors, conservatories, and garage doors. With over 35 years of experience, we combine family-run values with professional expertise to deliver high-quality installations tailored to residential and commercial needs. Our Certass accreditation and partnerships with NHBC-approved builders ensure compliance and reliability, while our competitive pricing and dedicated fitters guarantee lasting customer satisfaction.