Water Jetting Overview

MultiJet hazardous area jetter

MultiJet hazardous area jetter.
Hazardous area machines for Zone 1, Zone 2, NORSOK, and Rig Safe environments.

MultiJet Industrial Water Jetting

MultiJet industrial trailer jetter
MultiJet offers quality, reliability, value for money and ease of maintenance.

Water Jetting Accessories

Water Jetting Accessories A large range of water jetting accessories.



High Pressure Water Jetting Applications

  • surface preparation
  • heat exchanger and condenser cleaning
  • tube, tank and vessel cleaning
  • pipe and tube bundle cleaning
  • marine growth removal
  • superstructure/fabric maintenance

  • concrete cutting
  • nuclear decommissioning
  • automotive paint grid and carrier cleaning
  • conveyor screen and filter press cleaning
  • paper industry suction roll cleaning

Hammelmann Pumps

At the heart of our water jetting units is the Hammelmann pump – a reciprocating plunger pump with a space-saving vertical design. The Hammelmann pump offers unique reliability and low maintenance requirements.

Industrial and Offshore Water Jetting

Waterjetting is the use of water at high and ultra high pressures for industrial cleaning, surface preparation, decontamination, hydrodemolition and numerous other applications. Our range of MultiJet high pressure waterjetting packages is available as diesel engine powered for maximum mobility or electric motor driven for fixed site installation. The versatile MultiJet pump unit can be skid, trailer, crash frame or container mounted to suit your individual water blasting requirements and specifications. Our range of waterjetting units are available from 30 kW (40 HP) up to 750 kW (1,000 HP) at pressures up to 4,000 bar (60,000 psi).

MultiJet high pressure water jetting pump packages offer many benefits for the user over traditional pump technology; low friction/high efficiency plunger sealing system, oil cooled and pressurized pump gear end, the use of the latest engineering technology to enable robust design and low-weight construction techniques to ensure market-leading performance, energy efficiency, and low lifetime ownership costs. We understand that quality, reliability, value for money and ease of maintenance of the high pressure waterjetting pump unit are of the utmost importance and our commitment to continual improvement is demonstrated in each new generation of MultiJet.

In addition, we offer a full range of high pressure waterjetting accessories including waterblast jetting guns, multi-gun valves, 3D cleaning heads, nozzles, internal tube and external bundle blasting/lancing systems and waterjet protective clothing packages.

Call our team or email to discuss your requirements +44 (0) 1905 759090 - sales@calder.co.uk

Calder Offshore high pressure water jetting unit.

Offshore high pressure water jetter.

Calder Skid mounted waterjetting unit with protective hood

Skid-mounted waterjetting unit with protective hood.

NORSOK-compliant water jetting package.

NORSOK-compliant waterjetting package.

Calder electric powered high pressure pump unit with on-board controls

Electric powered high pressure pump unit with on-board controls.

Calder skid-mounted water jetting unit.

Skid-mounted waterjetting unit.

High pressure water jetting accessories and protective clothing

Calder supply a full range of accessories and protective clothing for ultra high pressure water jetting.