Stainless steel (ss) pressure vessels/membrane housings are offered in a 2.5" and 4" diameter. f 2.5" or 4" nominal diameter spiral wound elements with a 3/4" diameter male product tube. Features: Ss304 or ss316l construction the clamp intergrated clamping system Accommodate all standard sized membrane elements seamed or seamless vessel body Adapters, interconnectors and mounting clamps available high resistance to climate conditions Double o-rings for sealing integrity Type Diameter Length Inlet Outlet Pressure 2514 2.5" 14" 3/8" 1/4" 300psi 2521 2.5" 21" 3/8" 1/4" 300psi 2540 2.5" 40" 3/8" 3/8" 300psi 4014 4.0" 14" 1/2" 1/2" 300psi 4021 4.0" 21" 3/4" 1/2" 300psi 4040 4.0" 40" 3/4" 1/2" 300psi 4080 4.0" 80" 3/4" 1/2" 300psi 40120 4.0" 120" 3/4" 1/2" 300psi 40160 4.0" 160" 3/4"