O le Lowcell o se laupepa polypropylene fa'a'ala'au fa'a'ala'au e le fa'asa'o fa'atasi ma le fa'atulagaina o sela tuto'atasi. 2 taimi le fua faatatau faalauteleina, density 0.45-0.5g/cm3, mafiafia 10mm. O se laupapa polypropylene foam ultra-mafiafia ma latalata-atoatoa faatinoga. Fa'atusatusa i le laupapa polypropylene ma le fua fa'alautele tutusa, foamed maualuga-density polypropylene e maualuga atu le malosi ma le ma'a'a, faia e sili atu rigidity ma compression tetee. O loo tatou nonofo i se siosiomaga pefua. O le pefu o loʻo i soo se mea ma e mafai ona faʻaputuina i totonu o meafaigaluega, poʻo totonu o pusa faʻatau o vaega gaosiga o vaega, ma isi, e afaina ai lona faʻatinoga ma le umi o le olaga. Ina ia mafai ona foia lenei faafitauli, na matou atiaeina lenei 10mm PP foam board cover, o se fua faigofie tele ma aoga e puipuia ai le pefu ma le palapala mai le lalolagi i fafo. E mafai ona e faʻaogaina a matou oloa ma le mautinoa.