Home
My Wrekin

Ductile iron products

D400 manhole covers and gully grates

Our extensive D400 ranges of products are all suitable for Group 4 locations, and offer numerous unique features and benefits allowing the specifier to ensure they can offer the perfect solution for their application. Our most popular ranges of D400 products include Unite, Highway and TriStar.

Unite D400 Manhole Cover
Related case study

Improving Reliability with Dudley Metropolitan Borough Council

Dudley Metropolitan Borough Council is responsible for maintaining and improving Dudley’s roads and highways, which consist of a network of some 600 miles of both major and minor roads. Wrekin's Unite range and Unipak mortar were used in the improvement of the quality of roads around the Dudley area.

Dudley Metropolitan Borough Council
Dudley Metropolitan Borough Council
Read the full Case Study
Related case study

Years of exceptional performance

Our Highway D400 covers are still operating at full capacity after three and a half years of being subjected to high levels of HGV traffic. Meaning the organisation can focus solely on new work, rather than being distracted by manhole covers that have failed prematurely and need fixing or, in some cases, reinstalling.

Scottish Water
Scottish Water
Read the full Case Study