1 / 2
iSpring CU-A4 Ultrafiltration Replacement Filter Pack, 6-Month Supply
$55.32
Ensure pure drinking water with this 4-stage replacement pack designed specifically for the iSpring CU-A4 Ultrafiltration System. Utilizing advanced UF Hollow Fiber technology, it effectively removes 99.9999% of bacteria and protozoa while filtering out VOCs, heavy metals, and unpleasant odors.
In Stock
Money-back guarantee
Free 30-day returns
100% Authentic
Official brand warranty
Ships from USA
Fast US warehouse dispatch
Secure checkout
256-bit SSL encrypted
We accept
Ensure pure drinking water with this 4-stage replacement pack designed specifically for the iSpring CU-A4 Ultrafiltration System. Utilizing advanced UF Hollow Fiber technology, it effectively removes 99.9999% of bacteria and protozoa while filtering out VOCs, heavy metals, and unpleasant odors.
- 1st Stage: 5-micron sediment filter removes rust, sand, and solid impurities to protect the delicate UF membrane (6-month lifespan).
- 3rd Stage: KDF media with activated carbon kills algae and fungi, controls bacteria, and removes chlorine, heavy metals, and organic compounds while adding healthy zinc ions (6-month lifespan).
- 4th Stage: Fine coconut shell activated carbon absorbs residual chlorine, organics, humus, and odors (6-month lifespan).
- Advanced UF Hollow Fiber Technology: Certified 0.1 micron absolute filtration removes bacteria and protozoa at higher rates than EPA guidelines.
- Easy Installation: Features a unique swivel-valve, push-button assembly for quick setup and works effectively at low water pressure.