Hikelok nwere ọtụtụ ngwaahịa dị iche iche, gụnyere valvụ ngwá ọrụ na ihe ndozi, ngwaahịa nrụgide dị elu, ngwaahịa dị ọcha dị oke elu, valves nhazi, ngwaahịa na-ekpo ọkụ, usoro nlele, usoro ntinye nke mbụ, unit pressurization na ngwa ngwa ngwa.
Hikelok ngwá ọrụ globe valves usoro mkpuchi GL1, GL2. Oke nrụgide ọrụ bụ ihe ruru klaasị 4500.
