Our advancement depends on the superior machines, exceptional talents, and continually strengthened technology forces for 4021/4040/8040 Tube Type Membrane Housing for Reverse Osmosis Membrane (4" and 8"), With a wide range, top quality, acceptable charges, and great assistance, we are going to be your finest business partner. We welcome new and previous prospects from all walks of life to get in touch with us for upcoming small business interactions and accomplishing mutual achievement! Our advancement depends on the superior machines, exceptional talents, and continually strengthened technology forces for 4" Membrane Housing, RO Membrane Housing, Our solutions have national accreditation standards for experienced, premium quality products, the affordable value was welcomed by people around the globe. Our items will continue to increase in the order and look forward to cooperation with you, Definitely, should any of these goods be of curiosity for you, remember to let us know. We are about to be happy to give you a quotation upon receipt of one's comprehensive specs. RO Membrane Housing Model  L  L1 D A B WTM4021-1 605 545 φ102 1/2" 3/4" 1/2" WTM4040-1 1084 1024 φ102 1/2" 3/4" 1/2" WTM4040-2 2100 2040 φ102 3/4" 1/2" WTM4040-3 3119 2056 φ102 3/4" 1/2" WTM4040-4 4132 4072 φ102 3/4" 1/2"