
Kumfa mai tacewa abu ne da ake amfani da shi sosai, wanda ake amfani da shi sosai a wuraren adana ruwa, tafkuna, tankunan kifi, masu tsaftace iska, tacewa a masana'antu da sauran fannoni. Yawanci ana yin sa ne da kayan polymer kamar polyurethane (PU), tare da yawan porosity da kuma iska mai kyau.
| ade | Yawan yawa | Adadin ƙwayoyin halitta | Girman rami | Matsakaicin Girma |
| (kg/m3) | (ƙwayoyin halitta/cm) | (zurfi/inci) | ||
| 10PPI | 22 - 26 | 3~4 | 5~15 | 2000 x 1000 x 800mm |
| 20PPI | 22 - 26 | 5~6 | 15~25 | 2000 x 1000 x 800mm |
| 30PPI | 22 - 26 | 7~9 | 25~35 | 2000 x 1000 x 800mm |
| 40PPI | 22 - 26 | 10~13 | 35~45 | 2000 x 1000 x 800mm |
| 60PPI | 22 - 26 | 15~18 | 55~65 | 2000 x 1000 x 800mm |
1. Tace ƙazanta: cire barbashi da aka daka, ƙazanta, da abubuwan halitta daga ruwa yadda ya kamata, yana samar da yanayi mai tsabta na ruwa.
2. Noman ƙwayoyin cuta masu nitrifying: Tsarin cibiyar sadarwa na musamman yana da amfani ga haifuwa da haɓakar ƙwayoyin cuta masu amfani. A matsayin hanyar haɓaka ƙwayoyin cuta masu nitrifying, yana taimakawa wajen kiyaye ingancin ruwa mai ɗorewa.
3. Tallafawa wasu kayan tacewa: Yana iya tallafawa zoben yumbu, carbon mai aiki da sauran kayan tacewa don hana su niƙa ko toshewa.
4. Gujewa daga haske: yana hana ci gaban algae kuma yana tabbatar da yanayin nitrification
1) Tankin kifi da tankin kifi: ana amfani da shi don tace datti a cikin ruwa, kiyaye ingancin ruwa mai tsafta, da kuma haɓaka haɓakar ƙwayoyin cuta masu nitrifying.
2). Mai tsarkake iska: ana amfani da shi don tace ƙura, ƙwayoyin cuta, da iskar gas masu cutarwa a cikin iska.
3). Tacewar masana'antu: ana amfani da shi don tace iskar gas da ruwa a cikin kayan aiki daban-daban na masana'antu don inganta ingancin tacewa.
4). Motoci da babura: ana amfani da su don matatun iska don inganta ingancin shan ruwa.
5). Likitanci da dakin gwaje-gwaje: ana amfani da shi don tace sinadarai ko kuma a cikin muhallin da ke da tsatsa