{"product_id":"espresso-paper-filters-100-count-per-pack","title":"Espresso Paper Filters | Standard \u0026 909 Paper, Multiple Sizes | Portafilter Paper Filters","description":"\u003cp\u003eA paper filter is a small change to your espresso routine, but fit and placement matter. These hand-cut espresso paper filters come in standard Chemex paper and Ahlstrom Grade 909 cellulose paper, with multiple diameters for different baskets and brewing setups.\u003c\/p\u003e\u003cp\u003eUse them to explore filtration and shot flow, or place a correctly sized paper on top of the puck to help keep coffee grounds away from the puck screen or group head. Start by choosing the paper type and measuring where it will sit, rather than relying on your portafilter's advertised size alone.\u003c\/p\u003e\u003ch2\u003eStandard paper or 909?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Chemex paper:\u003c\/strong\u003e The standard option. Bottom-paper use can increase flow compared with a shot without paper, so you may need a finer grind to reach your preferred result.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e909 cellulose paper:\u003c\/strong\u003e Ahlstrom Grade 909 qualitative paper with approximately 3 µm nominal particle retention. This finer-filtration option can slow extraction and may call for a coarser grind.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHand-cut filters:\u003c\/strong\u003e Both paper types are cut to the selected diameter. Styles marked “909” identify the 909 paper option.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eYour basket, dose, and preparation affect the result. Treat grind changes as starting points, not fixed rules, and compare one change at a time.\u003c\/p\u003e\u003ch2\u003eChoose the fit before the paper count\u003c\/h2\u003e\u003cp\u003eA basket's top and bottom can need different paper diameters. Measure the intended placement area and check your exact basket model. A paper that fits one 58 mm basket may not fit another in the same position.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/docs.google.com\/spreadsheets\/d\/e\/2PACX-1vQ-1ZYZZBybf0RN9Djgo-rzjZ6fh4Ro9isGreglflqh1nR82potqKc6VDd2GFn9qqhkxwNkwi-QN95e\/pubhtml\" target=\"_blank\" rel=\"noopener\"\u003eView the basket size guide\u003c\/a\u003e or \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0070\/7064\/6385\/files\/Espresso_Paper_Filter_Template__V5.pdf?v=1743785267\" target=\"_blank\" rel=\"noopener\"\u003euse the printable sizing template\u003c\/a\u003e. Print the template at actual size and verify its scale before checking the fit.\u003c\/p\u003e\u003ch2\u003ePaper diameter guide\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e 55 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB:\u003c\/strong\u003e 46.7 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC:\u003c\/strong\u003e 50.8 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD:\u003c\/strong\u003e 53 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE:\u003c\/strong\u003e 37 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eF:\u003c\/strong\u003e 56.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eG:\u003c\/strong\u003e 45 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH:\u003c\/strong\u003e 53.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJ:\u003c\/strong\u003e 58.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eK:\u003c\/strong\u003e 63.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM:\u003c\/strong\u003e 38.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eO:\u003c\/strong\u003e 57.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP:\u003c\/strong\u003e 49.7 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e 48.75 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR:\u003c\/strong\u003e 47.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS:\u003c\/strong\u003e 32 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT:\u003c\/strong\u003e 30 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eU:\u003c\/strong\u003e 27 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV:\u003c\/strong\u003e 73 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor top placement, the listed starting sizes are J for 58 mm baskets and H for 54 mm baskets. Confirm the actual fit with your basket before ordering. The size guide also covers specific baskets and other brewing applications.\u003c\/p\u003e\u003ch2\u003eHow to work them into your routine\u003c\/h2\u003e\u003cp\u003eFor bottom placement, seat the correctly sized paper flat in the basket before adding coffee. For top placement, position it over the prepared puck. If using papers in both positions, check each diameter separately.\u003c\/p\u003e\u003cp\u003eStart with a brewing recipe you know, then watch how the flow and taste change. Adjust the grind as needed rather than expecting the same shot time from a different paper. Bottom paper may help reduce spray from a bottomless portafilter, but it doesn't replace careful puck preparation.\u003c\/p\u003e\u003ch2\u003eProduct details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Hand-cut espresso paper filters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePaper options:\u003c\/strong\u003e Standard Chemex and Ahlstrom Grade 909 cellulose\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCount options:\u003c\/strong\u003e 100 or 200 filters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter range:\u003c\/strong\u003e 27–73 mm across the listed styles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlacement:\u003c\/strong\u003e Top or bottom, depending on the selected size and basket\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eGet the fit right first. Then use the paper as another tool for finding the espresso you enjoy.\u003c\/p\u003e","brand":"Good Brothers Coffee LLC.","offers":[{"title":"Size A 909 \/ 100 (1 Pack)","offer_id":53698433712417,"sku":"223","price":9.99,"currency_code":"USD","in_stock":true},{"title":"Size A 909 \/ 200 (2 Packs)","offer_id":53698433745185,"sku":"224","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Size B \/ 100 (1 Pack)","offer_id":53698433777953,"sku":"64","price":8.99,"currency_code":"USD","in_stock":true},{"title":"Size B \/ 200 (2 Packs)","offer_id":53698433810721,"sku":"74","price":14.99,"currency_code":"USD","in_stock":true},{"title":"Size B 909 \/ 100 (1 Pack)","offer_id":53698433843489,"sku":"855","price":9.99,"currency_code":"USD","in_stock":true},{"title":"Size B 909 \/ 200 (2 Packs)","offer_id":53698433876257,"sku":"856","price":17.99,"currency_code":"USD","in_stock":true},{"title":"Size A \/ 100 (1 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