The robust and reliable Delta Bespoke 800 Series – Dual V4 (800.1250) packaged pumping station has been specifically designed to collect ground and surface water from basements and below-ground structures and offers a higher discharge head to the Delta Dual V3 range.

Typical applications include (but are not limited to) Type C cavity-drained waterproofing solutions and / or surface water from roofs, buried roofs, terraces and patios (subject to selection criteria).

System includes: a polyethylene chamber, 1¼” PVC internal pipework, two Delta V4 sump pumps, 110mm inlet, 50mm cable duct, 110mm vent and 2” discharge.

Specifically designed for below-ground applications where hydrostatic water pressure may be present.

Key features

  • Suitable for ground, surface, storm and grey water applications

  • Large chamber, manufactured from superior polyethylene enabling it to withstand hydrostatic forces encountered in applications with high water tables

  • Flow rate up to 3.3 l/s

  • Quick and simple installation

  • Supplied with two powerful Delta Dual V4 Pumps

  • Suitable for residential, commercial, health care / learning institution and heritage projects

Not suitable for collecting foul water.

Technical specification

  • Product code: DMS-E005

  • Chamber material: tank-grade polyethylene

  • Chamber dimension: 900 (Ø) x 1250mm (h)

  • Clear opening: 600 x 450mm

  • Inlets: 110mm

  • Internal pipework: 1¼” PVC Class E

  • Discharge: 2” PVC Class E

  • Cable duct: 50mm

  • Vent duct: 110mm

  • Pumps supplied: Delta Dual V4

  • Pump type: vortex

  • Control: automatic

  • Discharge size: 1¼”

  • Max flow rate: 3.3 l/s

  • Cable length: 5m

  • NBS Specification R18 (Clause 310) Pumping Stations and Pressure Pipelines

  • BS 8102:2022 Type C Drained Protection