"Great service and a great product."

Great service and a great product.
Recomand.
Replaced 5 windows.

"We are very happy with the Palladio…"

We are very happy with the Palladio front door that was fitted recently. Excellent service from start to finish. Fitting went smoothly and place was all tidied up afterwards.

"Very professional service"

Had composite doors fitted recently by Costellos - very professional service from initial communication to fitting to installation. Very pleased with the product and after-sales follow up.

"We recently purchased our doors and…"

We recently purchased our doors and windows for our self build from Costello. We dealt with Breda from the beginning, fantastic lady, so knowledgeable and knew exactly what I wanted.
The sash windows and doors are just amazing. The fitters had great experience, polite and good at their job. I would recommend Costello windows and doors.
Happy customers from Waterford
Aodh n Martina

"Exellent service"

Exellent service. Arrived when they said. Experienced staff and friendly. Reasonably priced and great quality. Would highly recommend.

"Had a great experience dealing with…"

Had a great experience dealing with Costello Windows got in touch early September and they came out right away gave us quote and advice about what would suit best got Front door and patio door said 6 to 8 weeks and got them promptly about 7 weeks . They were fitted yesterday with minimum of disruption and left place tidy and clean. I would definitely recommend them to anyone a pleasure to deal with .

"Great product and service."

Great product and service.
I got Aluplast UPVC windows, a composite front door and a smart-slide sliding door.
The quality is obvious on first sight.
The colour selection was better than competitors.
The fitting was done very neatly and quickly.
The price and value were good compared to competitors.
The quality seems much better than competitors.
The communication throughout was good.
The turnaround time was better than leading competitors.
I would recommend them.

"Excellent service and quality "

Excellent service and top quality windows and doors. Hayden was amazing to work with, so efficient and helpful. His advice was brilliant and the new windows and front door transformed our house. Would recommend anyone to get their windows and doors from Costellos.

"If you are reading this review I would…"

If you are reading this review I would highly recommend Costello windows for replacing your windows and doors or a new build. From my first phone call to them they were so professional. We needed our old windows and a French door replaced. They are stunning and exactly what we ordered. The fitters were a great bunch of lads. Very professional arrived on time, covered everything and so clean and mindful of inside furnishings. Would not hesitate to recommend this company. Thanks to all, we are very happy customers.

"From our first contact with Costello…"

From our first contact with Costello Windows we were dealt with in a friendly and professional manner. We are pleased that we chose triple glazed Aluclad Windows for our house. The timber inside gives a luxurious feel to the house, while the front and side doors are to a high standard. The workmanship and the fitting was excellent. We highly recommend Costello Windows