![Theway Membranes.jpg](https://static.wixstatic.com/media/90ed08_0acb488b33e640bdb3cd697e801f6a1e~mv2.jpg/v1/fill/w_980,h_382,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/90ed08_0acb488b33e640bdb3cd697e801f6a1e~mv2.jpg)
![Vatten 55](https://static.wixstatic.com/media/90ed08_14cd91e253794951b2530caa5eabaf58~mv2.png/v1/crop/x_0,y_238,w_1563,h_1097/fill/w_190,h_132,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/90ed08_14cd91e253794951b2530caa5eabaf58~mv2.png)
Direct Retrofit
&
Replacement
![Vatten 55](https://static.wixstatic.com/media/90ed08_687753893f6e45f1b8f9ac78860569e0~mv2.png/v1/crop/x_0,y_748,w_3072,h_604/fill/w_218,h_43,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/90ed08_687753893f6e45f1b8f9ac78860569e0~mv2.png)
VATTEN 55
Suez ZW 1500
![Vatten 55](https://static.wixstatic.com/media/90ed08_14cd91e253794951b2530caa5eabaf58~mv2.png/v1/crop/x_0,y_238,w_1563,h_1097/fill/w_190,h_132,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/90ed08_14cd91e253794951b2530caa5eabaf58~mv2.png)
Direct Retrofit
&
Replacement
![Vatten 55](https://static.wixstatic.com/media/90ed08_687753893f6e45f1b8f9ac78860569e0~mv2.png/v1/crop/x_0,y_748,w_3072,h_604/fill/w_218,h_43,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/90ed08_687753893f6e45f1b8f9ac78860569e0~mv2.png)
A versatile Out-In Ultrafiltration membrane, with strong fiber chemistry, improved tensile strength, capable of higher fluxes, the Vatten series of membranes is suited to a wide variety of applications and use cases. A well-proportioned form factor ensures easy handling, storage, replacement and transportation. The design is suited for small to very large installations, and is designed to work with a wide range of feed and operational parameters. Special extrusion methods and post treatments ensure a very high strength and high flux fiber. Consult Theway Membranes for design and suitability.
Theway Membranes’ reliable and robust membrane retrofits/replacements will help you avoid costly expenditure in replacing these expensive UF membranes.
Vatten 55 Retrofit model of Suez ZW 1500 with the equivalence level of 8
There are multiple levels of exactness to the existing UF membranes you seek to replace
a) Performance Equivalence (Surface Area equivalence)
b) Membrane fiber dimension equivalence
c) Molecular weight cut-off equivalence
d) Membrane material equivalence
e) Module dimension equivalence
f) Module port-size equivalence
g) Form and Shape equivalence
h) Operation philosophy equivalence
Technical Specifications
![Retrofits](https://static.wixstatic.com/media/90ed08_dc6a8f8942084bf6b8b7b769ac2dfef9~mv2.png/v1/fill/w_451,h_789,al_c,q_85,usm_0.66_1.00_0.01,enc_avif,quality_auto/Retrofits%20(1).png)
*Guide for Equivalence Level