Aquamatic Portable P2 Multiform Vacuum Sampler,  Suitable for outdoor use ● Without Sample Cooling ● With Sample Frost Protection ● Ambient range: -10°C to +50°C.  The Aquacell P2-MULTIFORM accommodates a choice of up to 4 Sample Collection Vessels, with the quick change aluminum frame, switching from composite to discrete or multi bottle sampling has never been easier.  Each of the continers are of a lift off design and all provide easy visual inspection of collection vessel.  The EPA has preferred vacuum for years, and no wonder. With high velocity horizontal transport rates and consistent volumes, Aquamatic samplers are the go to for your demanding sampling needs.  Please note: Each vessle sold seperately, choose part number CL-3001, CL-3002, CL-3003 or CL-3004 for a complete system.