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The 20/20 Interlocking Plain Tile is an economical single lap alternative to double lap clay plain tiles.

Sandtoft clay tiles are manufactured from naturally occurring alluvial clay deposits. Sandtoft can supply a comprehensive range of roof tile accessories including dry fix and ventilation products, also a range of decorative ridges and finials.

Batten size:

  • 38 x 25 mm for up to 450 mm support spacing.
  • 50 x 25 mm for up to 600 mm support spacing.

Tile head-lap:

75 mm minimum, 120 mm maximum.


Consult with Sandtoft for details of nail/ clip fixing to suit site location.

Related literature

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Standard product features


Plain cambered interlocking tile.


370 x 223 mm.


22.5° minimum.

Effective width:

187 mm.

Covering capacity:

20 tiles per m².

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-80-90/324 Clay tiles interlocking

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Sandtoft Roof Tiles


+44 (0)161 4918200

Product reference

20/20 Interlocking Plain Tile


[Antique slate]
[Natural red]

Manufacturer details

Belton Road,
Doncaster, DN8 5SY
Tel +44 (0)161 4918200
Fax +44 (0)161 4916213
NBS Plus
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