Tayala imakhala ndi chubu chakunja, chubu chamkati ndi lamba wa khushoni.
Kapangidwe ka tayala lakunja: 1 - mkanda 2 - wosanjikiza khushoni 3 - ponda 4 - chingwe wosanjikiza 5 - korona 6 - phewa 7 - mbali.
EPDM itha kugwiritsidwa ntchito pang'ono m'machubu amkati ndi m'mbali.

EPDM:S537-3;S537-2;S505A;J-2080;J-2070;TER 4047;