Filters

P921 is an ABEK type class 1 filter and it protects against organic and inorganic acid gases and vapours, sulphur dioxide, ammonia and its derivatives where the boiling point is higher than 65°C. The special Portwest bayonet system ensures a safer connection between the mask and the filter while the twin filters offer improved comfort and balance. This filter is compatible with the P500 Full Face masks and the P420, P430, P421, P431 Half Masks.

P920 is a gas filter ABEK type in class 1, equipped with a special thread for pair use only. It protects from organic and inorganic acid gases and vapours, sulphur dioxide, ammonia and its derivatives where the boiling point is higher than 65°C. Can be used only with P410 Half Mask.

This combination gas and particle filter protects from organic and inorganic acid gases and vapours, sulphur dioxide, ammonia and its derivatives. Classified as a class 1 filter for gases and class 3 for particles it protects against harmful substances, solvents, toxic particles and micro-organisms. The special Portwest bayonet system ensures a safer connection between the mask and the filter. This filter is compatible with half masks P420, P430, P421, P431 and Full Face masks model P500.

This combination gas and dust filter protects against organic and inorganic acid gases and vapours, sulphur dioxide, ammonia and its derivatives. Classified as a class 1 filter for gases and class 3 for particles, it can be used to protect against solvents and hydrocarbons, toxic particles and micro-organisms. Equipped with a special thread for pair use only, it can be used on P410 Half Mask only.

Introducing the Portwest fit test adapter kit, compatible with all Portwest bayonet cartridge half masks and full face masks. This kit enables quantitative fit testing to be performed easily and accurately, providing confidence that the respirator fits the individual wearer. Position the adapter between the respirator facepiece and the P3 filter, and follow standard quantitative procedures using a Portacount particle counting device. The kit is supplied with an adapter, fitted with a small sample tube that passes through the inhalation valve of the respirator, taking a sample from the breathing zone, ensuring that you get reliable results. The fit test adapter should only be used with P3 filters.

The filter P941 is a particle filter that protects against dusts. It is a P3 R type and protects against toxic substances such as particles and microorganisms. The special Portwest bayonet system ensures a safer connection between the mask and the filter while the twin filters offer improved comfort and balance. This filter is compatible with the P500 Full Face masks and the P420, P430, P421, P431 Half Masks.

The filter P940 is a particle filter that protects against dusts. It is equipped with a special thread for pair use only and it can be used only on the P410 Half Mask. This filter is a P3 R type and protects against toxic substances such as particles and microorganisms.