Colinwell Martello Stone Walling exudes natural character which enhances any building.

Martello has been crafted to provide the designer, builder and homeowner with a cost effective alternative to conventional building stone without the need for the skills of a specialist stonemason.

2 Front cover photograph: Housing Development Glaslough, Co. Colour: Antrim Basalt Traditional ...

Housing Development Burnside, Co. Antrim Colour: Limestone Detached House Broomfield, Co. Monaghan Colour: Limestone

At Colinwell we have combined our expertise with the most advanced technology available to reconstitute quarried natural stone aggregate into a range of economical, low wastage, easy to use walling units.

Apartment building Banbridge, Co. Down 4 Colour: Antrim Basalt Durable ...

Town Houses Comber, Co. Down Colour: Kilkenny Limestone

5 Detached House Seahill, Holywood, Co. Down Colour: Leitrim Sandstone

6 Flexible ...

Martello Stone Walling has been developed to provide the flexibility to build either coursed style stonework (as per the example on the page opposite) or random style stonework (as per the examples illustrated on this page)

Detached House Newtownards, Co. Down Colour: Donegal Quartzite

Colour: Mourne Granite 7 Detached House Rostrevor, Co. Down Colour: Antrim Basalt

8 Inspirational ...

An extensive range of dressings and detailing components are also available which add charm and individuality to any build.

Door detail, Detached Bungalow Glaslough, Co. Monaghan Colour: Antrim Basalt

Colour: Leitrim Sandstone 9 Industrial Unit, Newry Colour: Antrim Basalt

Entrance area at factory Downpatrick, Co. Down Colour: Antrim Basalt

The use of Colinwell Martello Stone does not have to be restricted solely to housing applications. Martello Stone walling is a truly versatile product and is equally at home in commercial, industrial and landscaping applications.

10 Versatile ...

Retaining Wall faced with Martello Stone Holywood, Co. Down Colour: Antrim Basalt

Boundary Wall and 11 entrance pillars, Belfast Colour: Antrim Basalt Donegal Quartzite

Armagh Limestone

Leitrim Sandstone

Martello is available in a choice of colours which reflect the regional hues of the different types of traditional building stone that have been used throughout over many centuries. 12 Colour choice ...

Kilkenny Limestone

Mourne Granite

Antrim Basalt

The colours shown here are reproduced as closely to the manufactured stone as photography and printing processes will allow. Please request product samples before making your final colour choice. 13 *Note: M4 also available Unit sizes with textured end on request M1 M2 M3 M4 M5 100 100 100 100 100 140 65 215 65 140

330 215 215 * 330 215

Unit sizes No. per m2 No. per pack m2 per pack Units per m2 - Random Bond mm l x w x h Type No. per m2 % per m2 M1 215 x 100 x 65 60 448 7.46 M1 14 0.236 M2 330 x 100 x 65 40.6 378 9.3 M2 12 0.255 M3 215 x 100 x 140 30 224 7.46 M3 6 0.202 M4 330 x 100 x 140 20 189 9.45 M4 4 0.204 M5 215 x 100 x 215 20 160 8 M5 2 0.101

Laying styles

Double Coursed Bond Random Bond (see table above)

M3 M4 M3 M1 M2 M1 M2 M5

M4

Physical Properties of Colinwell Martello Stone Walling

• Manufactured to EN771-3 2006 (BS6073 1981 Part 1) and BS6457 1984 • Average Compressive Strength 20N/mm2 • Average Density 2150kg/m3 • Drying Shrinkage less than 0.06% • Thermal Conductivity 1.15w/mk • Water Absorbtion less than 6% at 24 Hours

14 Dressing components ...

Dressings & Accessories Plain Plinth Champhered Plinth 100 100 J1 J3 40 40 215 175

440 440 140

Cill Unit Champhered Plinth Plain Quoin External Return J4 J6 100 25 100 40 J3E 40 100

175 100 215 215 440 215 440 215 140 (Left or Right Hand) 140 LH illustrated Coping Blocks Squint Unit

J8 J9 SQ5 45° 135 135° 100 40 40 100 215 100

215 340 215 215 215 110

Reveals Keystone 180 R1 R2 R3 J11 128 125mm thick 128 100 215 330 & 25mm champhers

290 215 215 215 215

100mm thick 100mm thick 40 40 60 60 40 40 40 60 40 150 120 150 15 All dressings & accessories except coping blocks have a sandblasted finish doing ... it’s worth worth doing, If ajob’s colinwell.com BT17 0LP Belfast Dunmurry 37 ColinglenRoad martellostone.com Email [email protected] Fax 02890624240 RoI 04890618145 Tel 02890618145 Also availablefrom Colinwell: Architectural Masonry Mortarless Walling Courtyard Facing Bricks Wall Systems Retaining

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