Super Seal Castledawson

Super Seal Castledawson Super Seal Window Systems, based in Northern Ireland, are a market leader in uPVC window and door manufacture and installation.

With 23 years successful experience, specialising in providing windows for new build and occupied dwellings for the social housing market, we produce up to 2000 wiindows each week. Approximately 60% of our products are supplied to social housing projects. We successfully deliver to specification and to high levels of customer satisfaction, as demonstrated by our continued long term relationships w

ith leading contractor installers. We are Constructionline registered, Safe T Cert accreditied, Secured by Design Certified and ISO 9001 accredited.

16/06/2026
We are delighted to congratulate Trevor Speirs, the 6th of our employees who have achieved a milestone long service of 2...
30/03/2026

We are delighted to congratulate Trevor Speirs, the 6th of our employees who have achieved a milestone long service of 25 years working here at Super Seal Windows.

We would like to take this opportunity to thank Trevor for his service and commitment to the Company.

🎉🎉🎉Congratulations Trevor 🎉🎉🎉

We want to take this opportunity to thank Jenna for accepting our £1074.50 donation to support Childrens Heartbeat Trust...
26/01/2026

We want to take this opportunity to thank Jenna for accepting our £1074.50 donation to support Childrens Heartbeat Trust.

We are deeply impressed by the charity’s commitment and are honoured to contribute to their efforts.

Thanks to all involved in our Christmas Jumper Day Fundraiser, we look forward to seeing the positive impact our donation will have for those in need.

https://childrensheartbeattrust.org/

🎄🎅⛄️CHRISTMAS JUMPER DAY⛄️🎅🎄Thanks for all those who supported a very worthy cause Childrens Heartbeat TrustBig shout ou...
19/12/2025

🎄🎅⛄️CHRISTMAS JUMPER DAY⛄️🎅🎄

Thanks for all those who supported a very worthy cause Childrens Heartbeat Trust

Big shout out to our winners 🎉🎉
Emma Austin
Sinead McGuigan

⭐️Total raised £1,000 ⭐️

We would also like to take this opportunity to wish all our customers, suppliers, workforce and Facebook friends a very Merry Christmas & Happy New Year 🥳

We will reopen Monday 5th Jan

Address

Unit 3 Moyola Industrial Estate
Castledawson
BT458HN

Opening Hours

Monday 9am - 5:30pm
Tuesday 9am - 5:30pm
Wednesday 9am - 5:30pm
Thursday 9am - 5:30pm
Friday 9am - 4pm

Telephone

+442879469606

Website

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