Back to category

Oval

From Round to Flat Oval
The Ovalizer and Roval Roller ™ transform the ducts and fittings to flat oval shapes.

Ovalizer 36/10

The Ovalizer transforms smooth and corrugated round spiral ducts into flat-oval ducts.

Go to product

Roval Roller 48/20 ™

Roval-Roller ™ shapes round and flat-oval segments and reducers as well as many other forms common to the sheet-metal industry.

Go to product

Contact and offer request

We look forward to hearing from you and will be happy to submit an offer.

Request an offer

Spiro® Connect

Connect your computer with the latest generations of our Spiro® machines.

More information

Marketplace

If you are interested in 2nd hand machines, please have a look at our Marketplace.

Request an offer

Book a free demo

If you want to see the Spiro machines in action, we offer to you and your team a personal live demo.

Book online demo

SPIRO International SA

Industriestrasse 173
CH-3178 Bösingen
Switzerland

Tel.: +41 31 740 31 00
E-Mail: info@spiro.ch

Office hours

Switzerland
Mon – Fri:
07.00 – 16.00h
Central European Time

Social Media

Newsletter subscription

Latest Newslatter

© Copyright SPIRO® International SA – All rights reserved.

Legal Notice

Spiro International SA collects and stores personal data, for example name, email address, and phone number that you submit in order to obtain information from us. This personal data helps us to process your request. By submitting your request you accept the collection and storage of your personal data. Legal Compliances

We use cookies on www.spiro.ch so that you can use our website properly. Click on “Accept” if you agree to the processing of your data to get in contact with us and for statistical and analytical purposes.


If you do not agree to this processing, click on “Settings” and save your own cookie preferences. For further information, please refer to our privacy policy.

Privacy Preference Center

When you visit any website, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences or your device and is mostly used to make the site work as you expect it to. The information does not usually directly identify you, but it can give you a more personalized web experience. Because we respect your right to privacy, you can choose not to allow some types of cookies. Click on the different category headings to find out more and change our default settings. However, blocking some types of cookies may impact your experience of the site and the services we are able to offer.