Herriott Services Ltd is a professional brickwork contractor covering Kent, South East London and Surrounding Areas

Front Boundary Walls: Height, Piers, Coping, and Kerb Appeal

10 January 2026 by Michael Swan 2 min read

A front garden wall is the first thing visitors see. Height limits, pier spacing, and coping choices all affect the final result.

Drive through any residential street in Maidstone, Chatham, or Tonbridge and you will see front garden walls in every condition. The well-built ones have straight courses, proportional piers, and a weathered patina that adds character. The poorly built ones lean, crack, and shed mortar onto the pavement.

Height and Regulations

The permitted development rules limit front walls to 1 metre adjacent to a highway. That single metre, if well designed, is enough to define the property boundary, contain a front garden, and create a genuine streetscape feature. Two courses of facing brick above a foundation, with piers at 3-metre centres and a stone or brick coping, creates a wall that is simple, strong, and smart.

Pier Design

Piers do two jobs: they stiffen the wall laterally and provide visual punctuation. For a half-brick (102.5mm) wall, piers should be at least one brick square (215 x 215mm) and spaced at maximum 3-metre centres. At gate openings, double-width piers (327.5 x 215mm or 327.5 x 327.5mm) provide the mass to support gate hinges without racking. We tie piers into the wall panel using indented courses, not just butt-jointed.

Coping

The coping sheds water away from the wall core. Twice-weathered concrete coping (to BS 5642) with an overhang and drip groove on both sides is the functional standard. For a higher-end finish, natural stone (York stone, Portland, or reconstituted bath stone) or purpose-made brick-on-edge coping adds texture and character.

See our guide to driveway entrance walls for more on gate piers and entrance features. View our garden wall services.

Frequently Asked Questions

A straight dentil projects alternate bricks forward from the wall face. A sawtooth sets bricks at a 45-degree angle to create a zigzag pattern. Sawtooth is more dramatic but requires more cutting.
15 to 20mm is standard. Less than 15mm and the shadow is barely visible. More than 25mm and the projecting brick becomes vulnerable to damage and looks disproportionate.
Not easily. The dentil must be built in as the wall rises. Adding one later would require dismantling the relevant courses and rebuilding them with the projecting pattern.
Yes, but it is more challenging because the angle of projection changes around the curve. Setting out must account for the radius, and each projecting brick may need individual adjustment.
Straight dentil is the most common because it is simpler to build and works well on walls of any length. Sawtooth is chosen for a more decorative effect, particularly on higher-end garden walls.
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