High-quality replacement membrane for Varem 500‑liter hydropneumatic and expansion vessels. Brand: Varem. SKU: 022-716. Designed as a direct-fit spare part for Varem MAXIVAREM / PLUSVAREM series and comparable 500L pressure tanks, this membrane restores optimal tank performance, improves pump cycling and maintains steady water pressure for domestic, commercial and light industrial systems.

• Capacity compatibility: 500 litres (vertical membrane for 500L vessels).
• Materials available: EPDM or butyl rubber options for durability and chemical resistance, depending on supplier/model.
• Designed for replaceable flange installations — fits common Varem cover flanges for 500L tanks.
• Typical working pressure rating: standard versions up to 10 bar (higher-pressure versions available where specified).
• Direct replacement spare part to eliminate waterlogging and restore correct precharge performance.

Installation is straightforward for technicians: depressurize the vessel, remove the cover flange, swap the old bladder for the new membrane and reassemble following Varem guidance. The membrane’s dimensions and flange interface match the Varem spare‑parts configuration for 500L tanks, ensuring reliable sealing and long service life when correctly installed.

Ideal for pump systems, pressure vessels, hydropneumatic tanks and expansion applications, the Los Varem Membraan 500 is a cost‑effective spare part that improves energy efficiency, reduces pump short‑cycling and extends the lifespan of your pressure system.