Advisory Service Plus Ltd.
4 Millvale Court , Hillsborough, BT26 6JZ
Tel: 028-9268-3664

Guilford Double Glazing
63 Stramore Road Guilford , Craigavon, BT63 6HL
Tel: 028-3883-2050

Devlin Glazing
L-M Unit 21 Hillhead Road Toomebridge, Antrim, BT41 3SF
Tel: 028-7941-8011

L Morton Glaziers
5 Bainford Avenue , Newcastle-upon-Tyne, NE15 7AN
Tel: 0191-274-1206

Elite Window Systems
Old Henry Street , Enniskillen, BT74 7JX
Tel: 028-6632-3714

Starlight Double Glazing Ltd.
4 Rosevale Road Parkhouse Industrial Estate , Newcastle, ST5 7EF
Tel: 01782-576312

Dgs
Unit 15 17 Baltic Road Felling , Newcastle-upon-Tyne, NE10 0BS
Tel: 0191-469-0988

Squaredeal
17 Canterbury Way Woodlands Park Wideopen , Newcastle-upon-Tyne, NE13 6JQ
Tel: 0191-236-3333

All Purpose Glazing
New Buildings Industrial Estate Victoria Road New Buildings , Londonderry, BT47 2SX
Tel: 028-7135-7444

Harmony Windows: Harmony Windows & Conservatories
79 Victoria Road , Belfast, BT4 1QW
Tel: 028-9065-8475

Discount Window Systems Ltd.
Unit 1 Courtauld Way Eglinton , Londonderry, BT47 3DN
Tel: 028-7186-1900

Sure Seal (Ni) Ltd.
Springtown Road , Londonderry, BT48 0LY
Tel: 028-7137-2111

Quick Fit Windows (Ni) Ltd.
472-478 Shore Road , Belfast, BT15 4HD
Tel: 028-9077-1795

SureFit Group
138 Portaferry Road , Newtownards, BT22 2AH
Tel: 02890 419121

Newry & Mayobridge Glazing Co
6 Chapel Hill Mayobridge , Newry, BT34 2EX
Tel: 028-3085-1305

M McKeefry
86a Roguery Road Toomebridge , Antrim, BT41 3PT
Tel: 028-7965-0123

D Kendall Double Glazing Ltd
11 Stuart Gardens , Newcastle-upon-Tyne, NE15 9LS
Tel: 0191-264-7293

GC Services
Martello 56 Princetown Road , Bangor, BT20 3TD
Tel: 028-9147-8885

I M C Glass
Silver Ford Mill , Banbridge, BT32 3QN
Tel: 028-3883-2123

Thermoseal Group Ltd.
Abbey Enterprise Park Mill Road , Newtownabbey, BT36 7EE
Tel: 028-9036-5624

McAnespy Glass
23 Leighterush Trillick , Omagh, BT78 3RP
Tel: 028-8956-1314

Heaton Glaziers
124 Heaton Road , Newcastle-upon-Tyne, NE6 5HN
Tel: 0191-276-1301

Wilmer Windows Ltd
Unit 2 Borough Road , Newcastle, ST5 1TJ
Tel: 01782-717623

T D Glazing
Byermoor Industrial Estate Burnopfield, Newcastle-upon-Tyne, NE16 6PF
Tel: 01207-271945

Sureseal Windows
53 Longclough Road , Newcastle, ST5 7SW
Tel: 01782-560129

P V C Direct
Unit 8 Spittal Hill , Coleraine, BT52 2BY
Tel: 028-7032-6900

Professional Window Systems
Creagh Road Castledawson , Magherafelt, BT45 8EY
Tel: 028-7946-9111

G Ramage & Sons Windows Ltd
Ramage House Samson Close , Newcastle upon Tyne, NE12 6DX
Tel: 0191-216-1414

Bangor Windows Systems
Unit 45 8 Balloo Drive , Bangor, BT19 7QY
Tel: 028-9145-0929

Crosby Windows
40 South Sperrin , Belfast, BT5 7HW
Tel: 028-9041-0730

Gilford Double Glazing
63 Stramore Road Gilford , Craigavon, BT63 6HL
Tel: 028-3883-2050

Double Glazing Supplies (Northern Ireland) Ltd.
Unit B2 West Bank Business Park 5 West Bank Drive , Belfast, BT3 9LA
Tel: 028-9077-2477

Killowen Windows
76 Killowen Grange , Lisburn, BT28 3HQ
Tel: 028-3834-3432

Quayside Windows
37 Victoria Road , Bangor, BT20 5ER
Tel: 028-9145-8111

Atlantic Frames
Swilly House Springtown Industrial Estate , Londonderry, BT48 0LY
Tel: 028-7135-0783

M & G Glass Ltd.: Hill Cress Glass
128 Creagh Road Castledawson , Magherafelt, BT45 8EY
Tel: 028-7946-9569

Hilltop Windows
12 Augher Road , Clogher, BT76 0AD
Tel: 028-8554-9449

Dave Kendall Double Glazing Ltd.
11 Stuart Gardens , Newcastle-upon-Tyne, NE15 9LS
Tel: 0191-264-7293

Smart Window Co.
Balloo Link , Bangor, BT19 7HJ
Tel: 028 9147 3444

Rightway Glass & Glazing
19 Balloo Drive , Bangor, BT19 7QY
Tel: 028-9127-0722

Clayton Windows
26 Vicarage Crecsent , Newcastle, ST5 1NJ
Tel: 01782 717871

Senator Windows: Ebro Merchant
15 Glenmore Road Mullaghbawn , Newry, BT35 9YE
Tel: 028-3088-8990

Windowglaze
478 Oldpark Road , Belfast, BT14 6QH
Tel: 028-9074-2020

Windows Direct (Ni) Ltd.
2a Fane Street , Belfast, BT9 7BW
Tel: 028-9066-9971

Croft Windows Ltd.
9a Beverley Drive Swalwell, Newcastle-upon-Tyne, NE16 3EH
Tel: 0191-496-0161

General Double Glazing
Mercia Wy Bells Close Industrial Te Ncle , Newcastle-upon-Tyne, NE15 6UG
Tel: 0191-229-1220

Bdg Group Ltd.
5 Wenlock Road Lurgan , Craigavon, BT66 8QR
Tel: 028-3832-7741

Paramount Windows
22 Aldeburgh Drive Clayton , Newcastle, ST5 4LH
Tel: 01782-621038

Ryton Roofing Windows and Doors
6 Cypress Grove Ryton, Newcastle, NE40 3RG
Tel: 0191 4138921

Cavity Glass Ltd.
Blaris Industrial Estate 6 Altona Road , Lisburn, BT27 5PU
Tel: 028-9267-4111