Home / PPE/PPC / E1 TWIN UNIFIT FILTER E1 TWIN UNIFIT FILTER PRODUCT INFO Valve replaced with every filter Individually sealed Right hand thread for twin CE EN 14387:2004 +A1:2008 E1 NRCS AZ2011/50 GASES Acid gases Add to cart Request a Quotation SKU: DHCT-E1 Category: PPE/PPC Social Share Related products FIRE BLANKETS – CERAMIC FIBRE CUT5 DIPPED GLOVE Select options CUT5 CHEMICAL GLOVE PLUS Select options FIRE BLANKETS – GLASS FIBRE