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Wrekin Tristar D400 Gully Grates

The Tristar Gully grate range have been designed to suit all existing gully pot styles and will sit over a typical 450mm Ø circular or horseshoe chamber.

The frame has been designed with an anti-debris feature to stop the backfill material entering the chamber.

Price range: £46.80 through £68.34

Product Code: DGH0D4/3633/KTBASE

Description

Wrekin Tristar Gully Grates

The Wrekin Tristar range comprises ductile iron gully grates and frames designed to provide reliable surface water drainage and chamber access. Available in a range of clear openings and frame depths, the system combines robust construction with a stable three-flange frame design to support long-term performance. Manufactured to D400 classification requirements, the range is suited to projects requiring durable drainage components and dependable access arrangements.

Specifications

Product range Wrekin Tristar
Product type Gully Grates
Primary material Ductile iron
Load class D400
Frame depths 100mm, 150mm
Available clear openings 360x330mm, 430x370mm, 430x430mm
Frame design 3 flange frame
Product codes DGH0D4/3633/KT, DGH0D4/4337/KT, DGH0D4/4545/KT, DGH0D6/4337/KT, DGH0D6/4545/KT

Key design features

The Wrekin Tristar uses a ductile iron cover and frame assembly designed for stability under traffic loading. A three flange frame arrangement helps improve bedding stability within the surrounding structure. Hinged grating configurations allow controlled access for inspection and maintenance. The seating design helps limit movement between the grate and frame during service.

Benefits

  • Ductile iron construction provides long term durability.
  • Stable seating helps reduce movement under vehicle loading.
  • Three flange frame design improves bedding stability.
  • Provides reliable access for inspection and maintenance.
  • Available in multiple sizes and frame depths to suit installation requirements.

Applications

The Wrekin Tristar is suitable for kerbside motorway drainage, commercial developments, industrial estates, cycle routes, and urban infrastructure. The Wrekin Tristar gully grate and frame delivers reliable performance for both new installations and replacement works where robust, standards-compliant drainage components are required.

Explore More

Browse the full ductile grating range to find compatible covers, frames, and gully grates supporting a wide range of drainage and infrastructure applications.

Contact Us

If you need support specifying the correct Wrekin Tristar product, contact us for technical guidance, expert advice, and dependable nationwide delivery.

Additional information

Sizes

360 x 330mm, 430 x 370mm, 430 x 430mm

Depths

100mm, 150mm