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DMS1B2/45D/K

Safeseal B125 circular manhole cover 450mm diameter clear opening with 30mm frame depth

Specification Knowledge base

Stock code Range Overall frame
(A)		 Clear opening
(C)		 Frame depth
(E)		 Base opening
(F)		 Datasheet My Wrekin
DMS1B2/45D/K Safeseal Ø 550 mm Ø 450 mm 30 mm Ø 490 mm

  • Indexed covers ensure correct fit first time, every time.

    Indexed corners

  • Labyrinth seal helps to prevent odour escapes and water ingress.

    Labyrinth seal

  • Safety keyway prevents accidental disengagement of the lifting key during the handling process.

    Safety keyway

  • 70+PSRV tested at top surface of chequer by UKAS accredited 3rd party.

    PSRV tested

Images

Specification

General information

Stock code
DMS1B2/45D/K
Primary material
Ductile iron
Range
Safeseal
Category
Manhole cover
Flanges
4

Standards, classes and groupings

Standards
BS EN 124
BS EN 124 Class
B125
BS EN 124 Group
2
Third party certified
Kitemark

Dimensions

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

x 550 mm
Clear opening (C x D)

x 450 mm
Frame depth (E)
30mm
Base opening (F x G)

x 490 mm

Downloads

Wrekin Products - Ductile Iron Range Catalogue 2023.pdf
Product download-pdf
Wrekin Manhole Cover Installation Guide.pdf
Product download-pdf
Kitemark Certificate.pdf
Product download-pdf
Wrekin PSRV Certificate of Conformance.pdf
Product download-pdf

Notes

All values stated are nominal within 2.5% tolerance.

Accessories

Stock code Product name Description Datasheet My Wrekin
PC/UNIFORM/151076 Uniform Uniform chamber adjustment unit 760mm x 100mm x 15mm
PC/UNIFORM/251076 Uniform Uniform chamber adjustment unit 760mm x 100mm x 25mm
PC/UNIWEDGE/755012 Uniform Uniform support wedge 120mm x 50mm x 75mm
YPCR/U12.5 UniPak Mortar 12.5Kg Unipak rapid curing polyester resin mortar
YPCR/U25 UniPak Mortar 25Kg Unipak rapid curing polyester resin mortar
KEY/LONG Lifting Key Large cover lifting keys with a long handle (sold as a pair)
KEYS/L Lifting Key Small cover combined lifting key
KEYSHEAVY Lifting Key Large cover lifting keys with a standard handle (sold as a pair)
DREDRING/45/35 Reducer ring Reducer ring with a 350mm inner diameter and 460mm outer diameter

Knowledge base

Knowledge base article

PSRV anti-slip and anti-skid resistance

Understand the difference between anti-slip and anti-skid, how the results are measured and the standards behind it.

Knowledge base article

Ductile iron access cover FAQs

Frequently asked question questions about our ductile iron access cover range of products.

Knowledge base article

Manhole cover range comparison chart

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

Knowledge base article

Surface oxidation on iron castings

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

Knowledge base article

Operation and maintenance of BS EN 124 ironwork

The complete operation and maintenance (O&M) manual for all Wrekin BS EN 124 ironwork.

Knowledge base article

National Highways skid resistance requirements

CD 534 v0.1.0 contains changes to skid resistance test requirements that are now based on a WRc test method for BS EN 124-conforming coarse textured cover surfaces. This article guides you through the test and Wrekin's conformance.

Knowledge base article

A guide to National Highways CD 534 V0.1.0

Released in May 2022 CD 534 v0.1.0 contains a number of key changes over it's predecessor. This article will guide you through the key changes and updates in National Highways CD 534 v0.1.0.

Knowledge base article

Understanding BS EN 124 groups and classes

BS EN 124:2015 divides access covers and gully grates into a number of classes by static test load. It also categorises the various places where they may be installed from Group 1 through to Group 6. This article will guide you through the groups and classes.

Knowledge base article

Manhole cover installation guide

Installation guide for ductile iron BS EN 124 access covers.

Knowledge base article

How manhole covers and gully grates are measured

Learn how to accurately measure manhole covers and gully grates with our helpful guide.

Knowledge base article

Manhole cover frame installation do's and don'ts

Read our do's and don'ts for when installing a manhole cover frame

Knowledge base article

Manhole cover with flowable mortar installation guide

Installation guide for ductile iron BS EN 124 access covers when using a flowable mortar.

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.

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