PVC foam board is also called Chevron board and Andy board, and its chemical composition is polyvinyl chloride.
ກະດານໂຟມ PVC ຍັງຖືກເອີ້ນວ່າກະດານ Chevron ແລະກະດານ Andy, ແລະສ່ວນປະກອບທາງເຄມີຂອງມັນແມ່ນ chloride polyvinyl.