The most advanced handy Weld Purge Monitor® is here, invented and developed with real science by HFT® in the 1970’s. Registered Trademarks in USA and Europe.

Our innovative PurgEye® 200 Weld Purge Monitor® now with PurgeNet™! The Worlds first and only hand held, rechargeable Oxygen Monitor, measuring accurately from 1,000 ppm (0.1%), down to 1 ppm (0.0001%) oxygen (accurate to 10 ppm).

The World's 'first and only' super low cost, basic, no frills Weld Purge Monitor® instrument measuring accurately down to 10 ppm....! Weld Purge Monitor® invented by HFT® in the 1970’s. Registered Trademarks in USA and Europe

The Argweld® PurgEye® 500 Desk with PurgeNet™ is a very much upgraded version of the former PurgEye® 500.

The PurgEye® 600 Computerised Colour Touch Screen Weld Purge Monitor® measuring from atmospheric oxygen levels down to 1 ppm.

The World's 'first and only' remote (long Distance) Weld Purge Monitor®, measuring accurately down to 10 ppm. With an internal electro-mechanical pump, battery or mains power driven and now with PurgeNet™.

The PurgEye ® Site Weld Purge Monitor ®, virtually non-destructible, for those 'On Site' conditions. OLED Display, readings indicated as PPM or percentage, IP65 with lid open, IP68 with the lid closed.

PurgEye® 100 has become the standard instrument for industry today