ʻO 8mm foam board pvc kahi kikoʻī o ka celuka pvc foam board, no ka PVC foam board.E lawe i ka polyvinyl chloride ma ke ʻano he kumu nui, e hoʻohui i ka mea hoʻoulu, ka lapalapa ahi a me ka anti-aging agent, a hoʻohana i nā mea hana kūikawā no ka hoʻoheheʻe extrusion.He keʻokeʻo a ʻeleʻele nā kala maʻamau.