Chemex Pre-Folded Filter Squares (FS-100)


£12.00



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  • Precision-crafted filters for the cleanest, most flavourful pour-over coffee. Compostable and biodegradable, manufactured in the USA from North American materials, responsibly harvested and conforming to SFI, FSC, and PEFC sustainable programs - these oxygen cleansed and bleach free pre-folded square filter papers are a fantastic partner for your favourite Chemex coffeemaker.

    Product Overview
    Brew with confidence using Chemex® FS-100 Bonded Filter Papers—specially designed to work seamlessly with all Chemex® coffee makers. These thick, cone-shaped filters are made from high-quality, oxygen-cleansed paper that removes even the finest sediment and bitter oils, delivering a smooth, rich, and pure cup every time.

    Key Features

    • Thick, Specialty Fibre: Filters out unwanted oils and sediment for a clean, crisp flavuor profile.
    • Cone-Shaped Design: Ensures even extraction and optimal brewing time for a balanced cup.
    • Oxygen-Cleansed Paper: Free from bleach and chemicals—safe for you and the environment.
    • Perfect Fit: Designed to fit all Chemex® brewers (except the 3-cup model).
    • Made in the USA: Trusted quality from the original Chemex® brand.

    Why Use Chemex® Filters?
    Chemex® bonded filters are 20–30% thicker than standard paper filters, ensuring a slower brew and a more refined flavor. They’re the secret behind the signature Chemex® clarity—removing bitterness while preserving the coffee’s natural complexity.

    • Quantity: 100 filters per box
    • Material: Oxygen-cleansed bonded paper
    • Compatibility: Fits all Chemex® brewers (except 3-cup)
    • Dimensions: Pre-folded square filters
    • Disposability: Single-use, compostable

    What’s in the Box

    • 100 × Chemex® FS-100 Bonded Filter Papers (pre-folded)
  • These filters are suitable for the following Chemex brewers...

    • CM-6A
    • CM-6GH
    • CM-8A
    • CM-8GH
    • CM-10A
    • CM-10GH
    • CM-2 Handblown 5-cup
    • CM-3 Handblown 8-cup
    • CM-4 Handblown 13-cup
  • Order before 7:30 am for same-day processing and dispatching - any orders placed after 7:30 am will be handled the next working day.

    Enjoy complimentary UK mainland delivery on all orders of £30.00 or more! DPD next working day delivery is available for a flat rate of £7.00 for all orders up to 10kg.

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Chemex Brew Guide

View all brew guides

How to brew a Chemex

Coffee: 30g - Medium grind
Water: 500g, 95ºC

- Add 60g water to coffee and leave to bloom
- Wait 30-45 seconds, then add 200g water, add the remaining 240g in stages
- Stir, then remove filter when water has passed through (this should take 3.5-4.5 mins)

Read the full Chemex brew guide