Ọ ga-ewere griin haus ọhụrụ nke Venlo Glass nwere lancet arch nke iko ụlọ kpuchiri ya na nnyefe ọkụ karịrị 90% yana mpaghara ikuku na-ekpuchi ihe karịrị 60%.A na-eji alloy aluminum dị elu mee ihe maka ọnụ ụzọ, windo na rafters.
Kpọtụrụ anyị taa maka ndụmọdụ imewe.