Regulators and filter regulators in stainless steel

Product Focus

Filter Regulators

Regulator and filter regulators in 316L stainless steel with either a plastic or stainless steel bonnet. These housings are Ideal for instrument air applications. The filter regulators can be fitted with a stainless steel filter element of a disposable particulate or coalescing type element. More

Our Blog

3.1 Material Certificate


What is a 3.1 Material Certificate? A 3.1 certificate is issued by an authority which is independent of manufacturing and is validated by the manufacturers authorised inspection representative. It is equivalent to the “old” 3.1.B certificate. This is an inspection … More

Welcome to Classic Filters

Classic Filters are a UK based manufacturer with a global distributor network specialising in particulate & coalescing filter housings and elements. Please contact us if you need some assistance in selecting the correct filter housing & element for your application.


CNG Filters for Dispensers

CNG filter

Classic Filters offers a selection of CNG filter housings designed for high pressure dispenser applications and used for coalescing liquid from Compressed Natural Gas. All stainless steel CNG filter housings comply with the requirements of the Pressure Equipment Directive (97/23/EC) and are supplied with CE marks if required. More