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Stanmore

Dry Lining — specialist service

External Rendering Contractors

A render is a weather line before it is a finish. We build the background, the beads and the details that keep it intact.

Discipline
Dry Lining
Sectors
Residential, Public sector, Education
Coverage
London · West · North · Midlands
Established
1958
External render finish meeting a cast stone reveal on a modern building facade
OverviewSEC. 01

External render and insulated render systems applied over masonry and framed backgrounds as part of a coordinated envelope package.

Render cracks at movement joints that were not provided, and stains beneath details that were not thought through. The system is rarely at fault; the preparation and the detailing are.

Stanmore applies external render and insulated render systems over masonry and framed backgrounds, delivered within our facades capability so the layers behind the render are ours as well.

System selection accounts for background type, exposure, movement and fire requirements — particularly on buildings where combustibility limits the available options.

CapabilitiesSEC. 02

Render systems

01

Insulated render systems

External wall insulation with reinforced base coat and finish, meeting thermal and fire requirements.

02

Silicone and acrylic thin-coat

Through-coloured thin-coat finishes over a reinforced base coat.

03

Mineral render

Vapour-open mineral systems where breathability is required.

04

Monocouche

Single-coat through-coloured render for masonry backgrounds.

05

Traditional sand and cement

Two and three-coat work with appropriate reinforcement and curing.

06

Beads, movement and details

Stop beads, bellcast, movement joints and reveals set out as designed items.

DesignSEC. 03

Specification and preparation

System selection is driven by the background, the exposure zone and — critically — the building's height and fire requirements, which increasingly determine what may be used at all.

Movement joints are positioned to the system holder's requirements and coordinated with the elevation design rather than added afterwards.

Background preparation, mesh laps and bead fixing are inspected before the finish coat, because none of it can be corrected afterwards.

MethodSEC. 04

How the package is delivered

  1. 01

    Background preparation

    Substrate assessed, made good and primed as the system requires.

  2. 02

    Insulation fixing

    Where specified, boards fixed and mechanically anchored to the system detail.

  3. 03

    Base coat and mesh

    Reinforced base coat applied with correct mesh embedment and laps.

  4. 04

    Detailing

    Beads, movement joints, reveals and terminations installed as drawn.

  5. 05

    Finish coat

    Finish applied in continuous runs to avoid banding, with weather protection in place.

AssuranceSEC. 05

Quality and evidence

  • Single-system installation to the holder's specification, with warranty conditions preserved.
  • Weather and temperature conditions monitored and recorded during application.
  • Base coat and mesh inspected and photographed before the finish is applied.
  • Finish applied in continuous runs to avoid visible day joints.

Applications

  • Residential developments
  • Refurbishment and overcladding
  • Education
  • Public sector housing
  • Mixed-use

Sectors

  • Residential
  • Public sector
  • Education
  • Remediation

Coverage

Delivered from four UK operational locations — London, West, North and Midlands — with a single point of commercial accountability wherever the project sits.

QuestionsSEC. 07

Frequently asked

Which render system is appropriate for a high-rise building?
Building height and use determine the permitted materials, particularly regarding combustibility. We confirm the compliant options against the building's specific requirements before recommending a system.
Can render be applied over an SFS background?
Yes, over the correct sheathing and carrier board build-up. Because we install SFS as well, the full build-up sits under one accountability.
How is cracking prevented?
Correct background preparation, properly embedded reinforcement, and movement joints positioned to the system holder's requirements rather than to convenience.

Related projects

  • White City

    London W12

Discuss a rendering package