Microfilter K3 1 Micron Carbon Block Inline Water Filter - 1/4" Push Fit

MPN

Dhs. 71.03 inc. VAT

In stock Ready to dispatch
  • NSF certifiedNSF 42 certified
  • For Water Cooler
  • 6-month / 8,500 L life
Choose your size
Calculating delivery...
FREE Express Delivery UK orders over £50
Next Day Delivery £5.99
Standard Delivery £2.99 for 2-3 days

*Applies when Next Day Delivery is selected at checkout.

Delivery information

Order before the delivery cut-off for the fastest available dispatch. Delivery options and final prices are confirmed at checkout.

Need another part? Browse valves, tubing and spare fittings Find compatible push-fit parts for your installation.

Need help choosing the right fitting?

Our size guide and fitting advice help you choose the right connection first time.

View Size Guide

The Filter Flair Correct Fit Promise

Not sure which fitting you need? Our experts are here to help you choose the right size and fitting for your system.

Learn more

What our customers say

5.0 out of 5 (6 reviews)

Very efficient supplier
— Alison palmer

The Microfilter K3 1 Micron Carbon Block Inline Water Filter is a high quality inline water filter that is a suitable replacement for refrigerators, under sink filter systems, water fountains, water coolers and more.

With a high quality 1 micron coconut carbon block core, the filter is NSF 42 certified for the reduction of chlorine, tastes and odours, leaving you to enjoy fresh tasting water on demand.

The K3P is also available with the additional benefit of limescale inhibitor vs. the standard Microfilter K3, perfect for hard water areas where limescale build up can be an issue.

Manufactured by one of the leading water filtration manufactures Microfilter, who are responsible for manufacturing filters for leading brands such as Samsung, BOSCH and LG. Each filter meets stringent quality tests to ensure it meets high quality water purification standards.

    Product Details

    The Microfilter K3 1 Micron Carbon Block Inline Water Filter is a high quality inline water filter that is a suitable replacement for refrigerators, under sink filter systems, water fountains, water coolers and more.

    With a high quality 1 micron coconut carbon block core, the filter is NSF 42 certified for the reduction of chlorine, tastes and odours, leaving you to enjoy fresh tasting water on demand.

    The K3P is also available with the additional benefit of limescale inhibitor vs. the standard Microfilter K3, perfect for hard water areas where limescale build up can be an issue.

    Manufactured by one of the leading water filtration manufactures Microfilter, who are responsible for manufacturing filters for leading brands such as Samsung, BOSCH and LG. Each filter meets stringent quality tests to ensure it meets high quality water purification standards.

      Specifications
      MPN
      MF-K3
      Brand
      Microfilter
      Product range
      K3
      Application
      Water Cooler
      Fitting type
      Inline
      Push-fit size
      1/4"
      Material
      Activated Carbon
      Operating temperature
      4°c-38°c
      Operating pressure
      2.1-5.5 bar (30-80 psi)
      Flow rate
      0.5 lpm
      Filter life
      6 months or 8,500 litres, whichever comes first
      Micron rating
      1.0 micron

      Certifications

      • NSF/ANSI 42Aesthetic EffectsCovers: Chlorine Taste & Odour
      Installation

      Follow the manufacturer’s installation guidance and check all connections before leaving the installation.

      Delivery & Returns

      Order before our dispatch cut-off — 3pm Monday to Friday, or 12pm on Saturday — and your order is sent the same day; anything after that follows the next working day. We don’t dispatch on Sundays, and you’ll get a tracking link by email as soon as your order is on its way.

      Choose your UK delivery option at checkout:

      • Free Express Delivery — free on orders over £50 (2–3 working days).
      • Standard Delivery — £2.99 (2–3 working days).
      • Next Day Delivery — £5.99, arriving the next working day when you order before the cut-off.

      We also ship internationally, with rates calculated at checkout.

      Returns & refunds

      Changed your mind? You have 30 days to return any unused filter in its original sealed packaging for a refund, or 90 days for exchanges. Start at our returns portal and either generate a prepaid Royal Mail label (£3.49, deducted from your refund) or use your own courier — exchanges are always free to return. We approve refunds within 24 hours of your return reaching us; your bank may then take 3–5 working days to show the funds.