Which Gas Diffusion Layer (GDL) do you need? Choose the GDL you need from one of the largest selections available in the world!
Nafion Membranes - Get them Quick! Order your Nafion™ membrane today and have it shipped out by tomorrow! From Nafion™ XL and 212 all the way to Nafion™ 115 and 117.
Spectracarb Gas Diffusion Layers Spectracarb 2050 Gas Diffusion Layer (GDL) sheets are porous “graphitized” resin bonded carbon fiber papers and multi-ply panels specifically designed for use in PEM, DMFC and PAFC fuel cells, Electrolyzers, Humidifiers and other Electrochemical devices.