Ihhanisi yezintambo eziwumthombo womkhiqizi yokuxhuma ukuhlanganiswa kwebhodi lebhodi lokuvikela ibhethri elisha lepuleti elisha lokuvikela ibhethri

Leli hhanisi lezintambo liklanyelwe amandla amasha - amabhodi okuvikela ibhethri. Iqinisekisa ukuxhumeka kukagesi okuzinzile, ine-insulation yekhwalithi ephezulu, futhi ibalulekile ekusebenzeni kwebhethri okuphephile nokusebenza kahle.