TWKIT/A5/3823/FHY

Tristar D400 surface box with yellow coating, 380mm x 235mm clear opening with 125m frame depth, with one 6.5kg tub of Unipak Mortar

Specification

Stock code	Range	Clear opening (mm)	Overall frame (mm)	Frame depth (mm)	My Wrekin
TWKIT/A5/3823/FHY	Tristar	380 x 235	505 x 355	125	Quantity	Download

Features

Indexed corners ensure correct orientation first time, every time.
Indexed corners ensure correct orientation first time, every time.

Images

Specification

General information

Stock code	TWKIT/A5/3823/FHY
Primary material	Ductile iron
Range	Tristar
Category	Surface box
Flanges	4

Standards, classes and groupings

Standards	BS EN 124-2 BS750 BS5834
BS EN 124 Class	D400
BS EN 124 Group	4
Third party certified	Kitemark
BS 5834 Grade	A
BS 750 Grade	A

Dimensions

Frame shape	Rectangular
Manhole shape	Rectangular
Overall frame (A x B)	505 mm x 355 mm
Clear opening (C x D)	380 mm x 235 mm
Frame depth (E)	125mm
Base opening (F x G)	400 mm x 250 mm

Accessories

Stock code	Description		My Wrekin
PC/UNIFORM/151076	Uniform chamber adjustment unit 760mm x 100mm x 15mm	Quantity	Download
PC/UNIFORM/251076	Uniform chamber adjustment unit 760mm x 100mm x 25mm	Quantity	Download
PC/UNIWEDGE/755012	Uniform support wedge 120mm x 50mm x 75mm	Quantity	Download
YPCR/U6.5	6.5Kg Unipak® rapid curing polyester resin mortar	Quantity	Download
KEYSLIGHT	Small cover lifting keys with a standard handle (sold as a pair)	Quantity	Download
KEY/LONG	Large cover lifting keys with a long handle (sold as a pair)	Quantity	Download

Downloads

BIM model - DBS0A5-3823-KT - 154.ifc

BIM File-Login required

PSRV Certificate of Conformance - 2025.pdf

Certificate-pdf

Notes

This product is third-party certified by BSI to BS EN 124.

All values stated are nominal within 2.5% tolerance.

1. Wrekin Products Ltd is continually seeking to improve our products and therefore reserves the right to alter product specifications without prior notice.
2. It is the responsibility of all users to satisfy themselves the above data is current.
3. Installation details are available in the knowledge base.
4. All Wrekin products are supplied subject to our Terms and Conditions of Sale

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