Home > Companies > SB Joinery UK Ltd > Stockbridge Box Sash Window

Traditional sliding box sash windows with modern performance.

Features and benefits:

  • High quality.
  • Click fit removable staff bead.
  • Narrow glazing bars.
  • Hidden trickle vent detail.


For high end residential conservation projects.

Standard product features

Sill (h x d):

67 x 181 mm.


Three coats of spray applied Teknos (water based, micro-porous white paint).

Frame profile:

Ovolo moulding.

Internal glazing bars and perimeter bead:

24 mm Ovolo.

External glazing bars:

24 mm chamfered timber putty bar.

Perimeter/ integral spacer bar:

Edge perimeter spacer with integral glazing bars within unit cavity.

Trickle ventilation:

Concealed through frame head (reduced equivalent area).


24 mm insulated double glazed unit comprising 4 mm toughened outer, 16 mm Argon filled cavity and 4 mm toughened Planitherm One inner.

U-value (thermal transmittance):

Overall U-value of 1.5 W/m².

NBS Specification

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This product is associated with the following NBS Create clause:
45-25-99/350 Wood window units

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying



SB Joinery UK Ltd


+44 (0)1264 783 143

Product reference

Stockbridge Box Sash Window


[Engineered Accoya]
[Saple hardwood]

Colour/ Finish

[ ______ ]

Sill projection

[35 mm]
[60 mm]
[85 mm]
[110 mm]
[140 mm]
No projection.

Sill horns

[Not required]
[As drawing]

Sash horns

[Not required]

Window board groove

[Not required]

Child restrictor

[Not required]


[Not required]
[Brass ‘Mighton’ sash catch]
[Sash lifts]
[Sash lock]
[Sash pulley]

Manufacturer details

Danebury Works,
Middle Wallop,
Hampshire, SO20 8HQ
Tel +44 (0)1264 783 143
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