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DBT0A4/3030

Tristar surface box 300mm x 300mm clear opening with 100mm frame depth

Specification Knowledge base

Stock code Range Clear opening
(mm)		 Overall frame
(mm)		 Frame depth
(mm)		 My Wrekin
DBT0A4/3030 Tristar 300 x 300 380 x 380 100

Images

Specification

General information

Stock code
DBT0A4/3030
Primary material
Ductile iron
Range
Tristar
Category
Surface box
Flanges
4

Standards, classes and groupings

Standards
BS5834
BS EN 124 Group
4
BS 5834 Grade
A

Dimensions

Frame shape
Rectangular
Manhole shape
Rectangular
Overall frame (A x B)

380 mm x 380 mm
Clear opening (C x D)

300 mm x 300 mm
Frame depth (E)
100mm
Base opening (F x G)

305 mm x 305 mm

Accessories

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

Notes

All values stated are nominal within 2.5% tolerance.

Knowledge base

Access cover hero image

Knowledge Base / Access solutions / Product guidance

Manhole cover range comparison chart

A comprehensive feature comparison of our market leading Tristar, Highway and Unite ranges of access cover.
Access cover being installed

Knowledge Base / Access solutions / Product guidance

Surface oxidation on iron castings

Guidance on surface oxidation on iron castings, including what our covers are coated with and why we do this.
Access cover being installed

Knowledge Base / Access solutions / Standards and conformity

Sewers for adoption

Sewers for Adoption (7th edition) contains guidance for the design and construction of sewers that will be adopted by Sewerage Undertakers in England and Wales in accordance with Section 104 of the Water Industry Act 1991. This helpful guide will take you through what you need to know.
    Access cover being installed

    Knowledge Base / Access solutions / Product guidance

    What information is on product labels?

    A handy guide showing the information on our product labels. This information will help you identify what products you have when picking, packing or installing on-site.

    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 on request.
    4. All Wrekin products are supplied subject to our Terms and Conditions of Sale

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