Custom & industrial

Our philosophy

High quality, practical and durable solutions

Services & specialties

  • Flues and Fittings
  • Ducting and Tube
  • Sheet metal work
  • Welding
  • Custom work
  • Round windows
  • Popular products: Outdoor wood fired- water heaters, mini fireplaces

High quality pre assembled flues and double and triple skinned off- sets for residential and commercial, big range of tubing/gauges from 75mm up to 1.4m in diameter,sheet metal work,welding,custom work,round windows…

Flue fittings for single,double story and houses including homesteads and estates. Complete sheet metal workshop including powder coat- ing facilities means we can do a job complete from start to finish in the one place saving you time and money. Custom one off work is com- mon for us and we have a staff of skilled engineers ready for your job.

Other services we offer include: Boiler flues, flue bracing kits for boil-er flues and residential house flues, complete woodburners for buses, caravans and boats, various welding, fabrication and design, liasing with builders and installers, long lengths of continuous tube, insulated flues, coal range adaptors, galvanised and stainless steel tube, fittings and brackets, thermettes, spa/bath heaters, round windows in various sizes, pile casings, plain or spiral tube, sheet metal flashings, ceiling plates, CNC work and much much more!
Items we produced regularly sent N.Z wide.

Flues & Fittings

With on-site tube rolling, turret-punching and powder-coating, Spiroloc offers a selection of ready-made standard size flues and made-to-order options.

We have been manufacturing primarily wood burner, multifuel and coal range flues for the home heating market and we also have extensive experience in the manufacture of large type boiler flues.

We have been a first choice for many involved in the Canterbury rebuild as we have flue systems to suit all kinds of open fires, over a century of combined experience in the sector and our helpful team are willing to help with a wide range of projects.