Amapangidwa ndi aramid fiber, carbon fiber, synthetic mineral fiber, mafuta ndi zomatira zosagwira kutentha pang'ono, ndikuwonjezera zowonjezera zomwe zimagwira ntchito, ndipo amapangidwa ndi njira yogudubuza.
Yoyenera mitundu yonse yamafuta, madzi, refrigerant, gasi wamba, ndi media zina ngati zosindikizira.
Makamaka analimbikitsa mpweya, compressor, mbale kutentha exchangers ndi kachitidwe firiji kapena kukhudzana kuzirala kachitidwe monga kusindikiza gaskets.