Auto Extract Systems Ltd’s standard weld fume arms complete with blue PVC hose. However they are also available in white PVC, stainless steel or ATEX-rated depending on the requirements. Typical diameters are 100mm, 125mm, 160mm and 200mm and these are available from 1,500mm to 11,000mm in length. Various accessories are available for our our welding fume extraction arms; example of which can be found via this link. These types of extraction arms would be utilised in conjunction with one of our extraction fans to vent the fumes either directly to atmosphere or depending on the process via a filtration unit.