Ko ngā kapu pepa hangarua he mea hanga ki te penupenu tipu kua whakamanahia e te FSC me te paninga polyurethane kore-wai VOC, e whakaoti ana i te uaua o ngā kapu pepa tuku iho kāore e taea te hangarua. He ātete turuturu, he ātete hinu hoki, he pai mō ngā raina whakakī aunoa, ā, e tautoko ana i te whakaritenga tā waitohu katoa mō ngā mekameka kawhe me te tī.