Craft Brewery Engineering

With the rise and rise of craft brewing comes a need for specialist small brewery equipment.
Weldtech are the industry specialists in new, used and re-purposed brewing equipment – offering everything from complete custom build brew houses through to short-term fermenter leases.
All plant is designed and built in New Zealand to meet New Zealand conditions and comply with New Zealand health and safety laws.
Equipment is sized from 600l to 5000l batches – all available to lease or own – depending on your business plan.
We can install and service what we build, and will travel throughout the lower South Island.

View Brewery Projects

Fermentation Vessels

It takes good fermenters to make great beer, and Weldtechs are among the best.

Our food grade engineers can tailor fermenters to suit your existing plant or your new build space.

And we can install it too so you can focus on the recipe, sized from 600l to 5,000L.

Standard vessels specifications:

  • Double skinned
  • Dimpled
  • Glycol or water cooled
  • Pressure tested
  • Tailor made
  • Sanitary CIP Cleaning
  • Optional conical base (drawing)
  • Vents
  • Manways
  • Sanitary Valves
  • Temperature pockets*
  • Racking Arms

*Refrigeration installation separate


Bright Beer Tanks

Keep the brewery flowing and free up fermenter space by moving product to bright beer tanks where it can be gassed and ready to go.
Our food grade engineers can tailor bright beer tanks to suit your existing plant or your new build space.
And we can install it too, sized from 600l to 5,000L.
Talk to us today or lease or buy options.

Bright Beer Tank Specifications

  • Double skinned
  • Dimpled
  • Glycol or water cooled
  • Pressure tested (to 25psi)
  • Tailor made
  • Sanitary CIP Cleaning
  • Pressure Gauge
  • Safety Valves
  • Manways
  • Sanitary Valves
  • Sight glasses
  • Sample valve
  • Temperature pockets*
  • Racking Arms (optional useful for warm or cold conditioning)
  • Circulation valve

Brewery Kettles

The boil is most visual part of the brewing process so why wouldn’t you want to see it?

When food grade and steam engineers come together the result is sleek, efficiency that looks good and performs under pressure.

Weldtech know brewers, that’s why we include a viewing window and interior light option on all our kettles so you can watch the magic grow with each hop addition.

Sized to suit your batch and your brewery space, with own or lease options available.

Kettle Specifications

  • Steam jacketed
  • Glass Viewing Window
  • Interior light
  • Tailor made
  • Sanitary CIP Cleaning
  • Manway
  • Sanitary Valving
  • Condensor Chimney (optional)
  • Steam, electric or gas powered


Hot Water (liquor) Tanks

Every brewery runs first and foremost on water, and the hot-water supply is critical.

Weldtech tanks are designed to save rooky errors, with automated timer turn-on for heating, and a level sensor with automatic shut-off to prevent burnt out elements.

Other than that, it’s a tank – built to hold water, heat it and keep it hot until you need it.

  • Steam driven
  • Inlet/outlets
  • Recirculation
  • Sightglass
  • Manway
  • Temperature control
  • Level Sensor with automatic shut-off
  • Configured for steam, electric or gas heating
  • Automated timer turn-on
  • Manual clean


Mash Tun/Lauter

2400l Mashtun and Kettle

Designed for craft brewers, simple efficient mash and wort transfer as tried and tested by some of New Zealand’s leading craft brewers.
Designed in New Zealand, for New Zealand.

  • Double skinned
  • Optional CIP Cleaning
  • Side Malt-Door for cleaning
  • Sanitary Valves
  • Re-circulation
  • Removable mashplate
  • Rotating sparge bar
  • Butterfly lid or manway access
  • External circular mash drains to maximise run-off
  • Vacuum break
  • Flow-plate transfer