Origin Aluminium →
Our most popular range. Slim, strong aluminium windows and doors, backed by a 20-year manufacturer's guarantee.
- Bi-fold, sliding and French doors
- Windows and glazed gables
- 20-year manufacturer's guarantee
Coleraine · All of Northern Ireland
Aluminium & SteelWindows and Doorsin Coleraine
Family-run supply and fit, with 15 years' experience. Origin aluminium and RK Steel, measured, supplied and installed by one team, from free survey to finished job.
- Free quotes & surveys
- 15 years' experience
- 20-year guarantee on Origin
- Free aftercare call-outs on our fits
No-obligation quote · Showroom in Coleraine (by appointment) · Family team from survey to handover
Request your free quote
- Family-run business on the North Coast
- Origin & RK Steel windows and doors
- Bespoke, made-to-measure aluminium & steel
- Public liability insured
- Showroom visits by appointment
- Open Monday to Friday from 8am, covering all of Northern Ireland
15 years
Supplying & fitting
Free survey
And no-obligation quote
20 years
Manufacturer's guarantee on Origin
Free aftercare
Call-outs on doors we've fitted
What we supply & fit
Premium brands, installed by people who know them
RK Steel →
Steel windows and doors for inside and out. Crisp, slender frames with the character of steel glazing.
- External steel windows and doors
- Internal steel doors and screens
- Supplied and fitted by our team
Looking for something specific? Browse all our window, door and glass services, or see the aluminium doors and windows we've fitted.
We also supply Palladio and Bel'M products; ask us when you get in touch.
Everything we supply & fit
Origin Aluminium Windows & Doors →
Our best-selling range, with a 20-year manufacturer's guarantee.
RK Steel Windows & Doors →
Steel windows and doors, internal and external.
Aluminium Bi-Fold Doors →
Fold an entire wall open to the garden.
Aluminium Sliding Doors →
Big panes of glass that glide open.
Aluminium French Doors →
Classic double doors in a modern frame.
Steel-Look Internal Doors →
Black-framed glazed doors that share the light.
Aluminium Windows →
Slim, strong frames made to measure.
Aluminium Bi-Fold Windows →
Windows that fold right back to open the wall.
Glazed Gables →
Feature glass gable ends full of light.
Glass Staircases →
Glass balustrades for open, bright stairs.
Double Glazing Unit Replacement →
Misted or broken units replaced.
Mirrors & Glass Splashbacks →
Mirrors and splashbacks cut to fit, from Coleraine Glass.
How it works
Three steps. No guesswork.
01
Free survey & quote
We measure up and give you a clear, written quote. No cost, no pressure.
02
Order with confidence
A 65% deposit orders your products from the manufacturer.
03
Fitted & finished
Our team installs neatly and tidies up. The balance is due on completion day.
Free survey. Clear written quote. No pressure.
Areas we cover
Windows and doors across Northern Ireland
From our base in Coleraine we fit aluminium bi-fold doors, sliding patio doors and aluminium windows along the north coast and right across the country. See every area we cover.
- Windows & doors Northern Ireland
- Windows & doors Belfast
- Windows & doors Lisburn
- Windows & doors North Coast
- Windows & doors Coleraine
- Windows & doors Castlerock
- Windows & doors Portrush
- Windows & doors Portstewart
- Windows & doors Ballymoney
- Windows & doors Limavady
- Windows & doors Ballymena
- Windows & doors Ballycastle
What customers say
Neat, professional, friendly
Had work done with us? Leave a Google review"Had a new door installed by P Black & Son Windows & Doors, and I'm really pleased with the result. The installation was done professionally, everything was fitted neatly, and the team was friendly and efficient. Highly recommend their service."
Our sister business
Coleraine Glass
Glass supplied and replaced on its own: a bit of everything, from statement staircases to a single steamed-up unit.
About us
A family business built on honest work
P Black & Son was founded on the values of hard work, quality craftsmanship and honest customer service. As a family business, we've continued to build on those foundations, growing and evolving while staying true to the values that started it all.
Today we combine 15 years of experience with a passion for innovative products, exceptional quality and attention to detail. Our fitting team supplies and installs products from leading manufacturers, so you get the right product and a careful installation from the same people.
It's not just about supplying windows, doors and glass; it's about building lasting relationships, earning our customers' trust and taking pride in every project we undertake.
Questions
Straight answers
Do you charge for quotes or surveys?+
No. Every quote and survey is free and comes with no obligation.
What guarantee comes with my windows and doors?+
Guarantees come from the manufacturer and vary by brand. Origin products come with a 20-year manufacturer's guarantee. We'll confirm the guarantee for your chosen product when we quote.
How does payment work?+
A 65% deposit is taken to order your doors or windows, with the balance due on the day the job is completed.
What if something needs looking at after fitting?+
If we fitted your door, aftercare call-outs are free of charge.
Can I visit your showroom?+
Yes, our Coleraine showroom is open by appointment only. Call us to arrange a time.
Which areas do you cover?+
We're based in Coleraine and work across Northern Ireland and occasionally further afield.
Request your free quote
Ready for a free quote?
Call us or send your details and we'll arrange a free survey.
Get my free quoteGet my free quote028 7071 0015pblackandson@gmail.com
29 Altikeeragh Road, Coleraine, BT51 4SH
Showroom by appointment only
- Monday to Thursday: 8am-4:30pm
- Friday: 8am-3:30pm