{"product_id":"andreae-cardboard-filters","title":"Andreae cardboard filters – paint stop filters for spray booths and paint walls","description":"\u003ch2 data-start=\"864\" data-end=\"943\"\u003eAndreae cardboard filters – effective paint stop filtration for spray booths\u003c\/h2\u003e\n\u003cp data-start=\"945\" data-end=\"1151\"\u003eAndreae cardboard filters are \u003cstrong data-start=\"975\" data-end=\"1001\"\u003epaint stop air filters\u003c\/strong\u003e designed for use in spray booths, paint walls and spray stations where \u003cstrong data-start=\"1073\" data-end=\"1125\"\u003eoverspray particles must be efficiently captured\u003c\/strong\u003e before air is discharged.\u003c\/p\u003e\n\u003cp data-start=\"1153\" data-end=\"1494\"\u003eThese filters are widely used in industrial painting processes due to their \u003cstrong data-start=\"1229\" data-end=\"1315\"\u003esimple installation, high paint absorption capacity and cost-effective performance\u003c\/strong\u003e. Andreae cardboard filters serve as the \u003cstrong data-start=\"1356\" data-end=\"1382\"\u003efirst filtration stage\u003c\/strong\u003e in many spray applications, protecting downstream filtration stages, ducting and fans from paint contamination.\u003c\/p\u003e\n\u003chr data-start=\"1496\" data-end=\"1499\"\u003e\n\u003ch2 data-start=\"1501\" data-end=\"1540\"\u003eFiltration principle and performance\u003c\/h2\u003e\n\u003cp data-start=\"1542\" data-end=\"1805\"\u003eThe filtration performance of Andreae cardboard filters is based on the \u003cstrong data-start=\"1614\" data-end=\"1648\"\u003eprinciple of centrifugal force\u003c\/strong\u003e.\u003cbr data-start=\"1649\" data-end=\"1652\"\u003eAs paint-laden air flows through the filter, particles are forced to \u003cstrong data-start=\"1721\" data-end=\"1756\"\u003echange direction multiple times\u003c\/strong\u003e within the labyrinth-shaped cardboard structure.\u003c\/p\u003e\n\u003cp data-start=\"1807\" data-end=\"2118\"\u003eThis causes paint droplets and particles to separate from the airflow and settle on the internal surfaces of the filter, while the cleaned air continues its path. Collected paint residues accumulate at the lower edges of the cardboard structure, reducing re-entrainment and improving overall capture efficiency.\u003c\/p\u003e\n\u003chr data-start=\"2120\" data-end=\"2123\"\u003e\n\u003ch2 data-start=\"2125\" data-end=\"2154\"\u003eStructure and construction\u003c\/h2\u003e\n\u003cp data-start=\"2156\" data-end=\"2285\"\u003eAndreae cardboard filters are manufactured from \u003cstrong data-start=\"2204\" data-end=\"2234\"\u003epleated recycled cardboard\u003c\/strong\u003e, forming a rigid labyrinth structure that ensures:\u003c\/p\u003e\n\u003cul data-start=\"2287\" data-end=\"2424\"\u003e\n\u003cli data-start=\"2287\" data-end=\"2322\"\u003e\n\u003cp data-start=\"2289\" data-end=\"2322\"\u003eStable airflow during operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2323\" data-end=\"2357\"\u003e\n\u003cp data-start=\"2325\" data-end=\"2357\"\u003eHigh paint absorption capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2358\" data-end=\"2424\"\u003e\n\u003cp data-start=\"2360\" data-end=\"2424\"\u003eReduced risk of clogging compared to conventional flat filters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2426\" data-end=\"2595\"\u003eThe pleated design prevents excessive overspray buildup in a single location, helping maintain \u003cstrong data-start=\"2521\" data-end=\"2552\"\u003econsistent airflow velocity\u003c\/strong\u003e throughout the service life of the filter.\u003c\/p\u003e\n\u003chr data-start=\"2597\" data-end=\"2600\"\u003e\n\u003ch2 data-start=\"2602\" data-end=\"2635\"\u003eFirst-stage filtration concept\u003c\/h2\u003e\n\u003cp data-start=\"2637\" data-end=\"2928\"\u003eIn most spray installations, Andreae cardboard filters are installed as the \u003cstrong data-start=\"2713\" data-end=\"2741\"\u003eprimary filtration stage\u003c\/strong\u003e.\u003cbr data-start=\"2742\" data-end=\"2745\"\u003eWhere higher capture efficiency or additional protection is required, they are commonly combined with a \u003cstrong data-start=\"2849\" data-end=\"2879\"\u003esecondary filtration stage\u003c\/strong\u003e, such as paint stop mats or exhaust air filters.\u003c\/p\u003e\n\u003cp\u003e\u0026lt;p\u0026gt; In multi-stage paint booth systems, Andreae cardboard filters are often combined with \u0026lt;a href=\"\/collections\/filtration-mats-roll-filters\"\u0026gt;paint stop mats\u0026lt;\/a\u0026gt; as a secondary filtration stage. \u0026lt;\/p\u0026gt;\u003c\/p\u003e\n\u003chr data-start=\"3137\" data-end=\"3140\"\u003e\n\u003ch2 data-start=\"3142\" data-end=\"3159\"\u003eKey advantages\u003c\/h2\u003e\n\u003cul data-start=\"3161\" data-end=\"3495\"\u003e\n\u003cli data-start=\"3161\" data-end=\"3201\"\u003e\n\u003cp data-start=\"3163\" data-end=\"3201\"\u003eEffective capture of paint overspray\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3202\" data-end=\"3247\"\u003e\n\u003cp data-start=\"3204\" data-end=\"3247\"\u003eStable airflow throughout filter lifetime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3248\" data-end=\"3279\"\u003e\n\u003cp data-start=\"3250\" data-end=\"3279\"\u003eEasy and quick installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3280\" data-end=\"3308\"\u003e\n\u003cp data-start=\"3282\" data-end=\"3308\"\u003eHigh absorption capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3309\" data-end=\"3360\"\u003e\n\u003cp data-start=\"3311\" data-end=\"3360\"\u003eCost-effective solution for industrial painting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3361\" data-end=\"3427\"\u003e\n\u003cp data-start=\"3363\" data-end=\"3427\"\u003eManufactured from \u003cstrong data-start=\"3381\" data-end=\"3425\"\u003erecycled paper and water-based adhesives\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3428\" data-end=\"3466\"\u003e\n\u003cp data-start=\"3430\" data-end=\"3466\"\u003eEnvironmentally responsible design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3467\" data-end=\"3495\"\u003e\n\u003cp data-start=\"3469\" data-end=\"3495\"\u003e\u003cstrong data-start=\"3469\" data-end=\"3495\"\u003eManufactured in Europe\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3497\" data-end=\"3500\"\u003e\n\u003ch2 data-start=\"3502\" data-end=\"3525\"\u003eTypical applications\u003c\/h2\u003e\n\u003cp data-start=\"3527\" data-end=\"3572\"\u003eAndreae cardboard filters are widely used in:\u003c\/p\u003e\n\u003cul data-start=\"3574\" data-end=\"3809\"\u003e\n\u003cli data-start=\"3574\" data-end=\"3589\"\u003e\n\u003cp data-start=\"3576\" data-end=\"3589\"\u003ePaint shops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3590\" data-end=\"3606\"\u003e\n\u003cp data-start=\"3592\" data-end=\"3606\"\u003eSpray booths\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3607\" data-end=\"3622\"\u003e\n\u003cp data-start=\"3609\" data-end=\"3622\"\u003ePaint walls\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3623\" data-end=\"3663\"\u003e\n\u003cp data-start=\"3625\" data-end=\"3663\"\u003eSpray stations and spraying machines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3664\" data-end=\"3686\"\u003e\n\u003cp data-start=\"3666\" data-end=\"3686\"\u003eFurniture industry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3687\" data-end=\"3713\"\u003e\n\u003cp data-start=\"3689\" data-end=\"3713\"\u003eMetallurgical industry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3714\" data-end=\"3737\"\u003e\n\u003cp data-start=\"3716\" data-end=\"3737\"\u003eAutomotive industry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3738\" data-end=\"3809\"\u003e\n\u003cp data-start=\"3740\" data-end=\"3809\"\u003eIndustrial processes involving paints, adhesives, oils and coatings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3811\" data-end=\"3814\"\u003e\n\u003ch2 data-start=\"3816\" data-end=\"3852\"\u003eCustom dimensions – made to order\u003c\/h2\u003e\n\u003cp data-start=\"3854\" data-end=\"3991\"\u003eAndreae cardboard filters are supplied in \u003cstrong data-start=\"3896\" data-end=\"3917\"\u003ecustom dimensions\u003c\/strong\u003e, allowing precise integration into existing spray booths and paint walls.\u003c\/p\u003e\n\u003cul data-start=\"3993\" data-end=\"4128\"\u003e\n\u003cli data-start=\"3993\" data-end=\"4032\"\u003e\n\u003cp data-start=\"3995\" data-end=\"4032\"\u003eCustom length × width × height (mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4033\" data-end=\"4080\"\u003e\n\u003cp data-start=\"4035\" data-end=\"4080\"\u003eSuitable for retrofit and new installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4081\" data-end=\"4128\"\u003e\n\u003cp data-start=\"4083\" data-end=\"4128\"\u003eAvailable in required quantities on request\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4130\" data-end=\"4226\"\u003eThis flexibility ensures optimal performance across a wide range of industrial painting systems.\u003c\/p\u003e\n\u003chr data-start=\"4228\" data-end=\"4231\"\u003e\n\u003ch2 data-start=\"4233\" data-end=\"4269\"\u003eProduct configuration \u0026amp; quotation\u003c\/h2\u003e\n\u003cp data-start=\"4271\" data-end=\"4362\"\u003eAndreae cardboard filters are supplied on a \u003cstrong data-start=\"4315\" data-end=\"4334\"\u003equotation basis\u003c\/strong\u003e, allowing configuration of:\u003c\/p\u003e\n\u003cul data-start=\"4364\" data-end=\"4413\"\u003e\n\u003cli data-start=\"4364\" data-end=\"4391\"\u003e\n\u003cp data-start=\"4366\" data-end=\"4391\"\u003eExact filter dimensions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4392\" data-end=\"4413\"\u003e\n\u003cp data-start=\"4394\" data-end=\"4413\"\u003eRequired quantity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4415\" data-end=\"4519\"\u003eThis ensures the filter solution is fully aligned with your spray booth design and operating conditions.\u003c\/p\u003e\n\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are Andreae cardboard filters used for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Andreae cardboard filters are used as paint stop filters in spray booths, paint walls and spray stations to capture paint overspray from exhaust air.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do Andreae cardboard filters work?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"They work on the principle of centrifugal force, forcing paint particles to repeatedly change direction inside a labyrinth structure, causing them to settle on the filter surface.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can Andreae cardboard filters be supplied in custom sizes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, Andreae cardboard filters are manufactured to order and can be supplied in custom dimensions to fit specific spray booth and paint wall installations.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n","brand":"Filtra International","offers":[{"title":"Custom size (L × W × H in mm)","offer_id":55683340337478,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/2985\/6326\/files\/Andreaecardboardfilters.png?v=1766422148","url":"https:\/\/filtrainternational.com\/products\/andreae-cardboard-filters","provider":"Filtra International","version":"1.0","type":"link"}