PVC dumama waya, ake magana a kai kamar yadda waya mai dumin ruwa, amfani da na cikin gida na tsawon shekaru 80, kayan kwalliya na zamani, samfurin da tanƙwara aikin shine Madalla, yawanci zai iya tsayayya da jan karfi da kasa da 35kg.
Kodayake zazzabi juriya na PVC dillal waya shine kawai 105 ° C, wasu masana'antu har yanzu suna zaɓar ƙirar waya ta PVC don firiji ɓarna. Ainihin saboda insulation kayan shine polystyrene (PS) tsayayya da kayan PVC, yana iya kasancewa kai tsaye tare da kayan polystyrene (PS) abu ba tare da haifar da lalacewa ba. Wannan kayan yana da kyawawan yanayin zazzabi, musamman ma abubuwan da suke buƙatar hulɗa tare da kayan polystrene, kamar wasu layin firiji. Koyaya, babban zazzabi juriya na wannan kayan zai iya kaiwa 70 ° C, don haka ana amfani dashi kawai a lokutan karancin iko. Gabaɗaya ba fiye da 8W / m ba.


Kafin bincike, Pls Ka aiko mana da ƙasa labarai:
1. Aika mana zane ko hoto na ainihi;
2. Girman mai heat, iko da ƙarfin lantarki;
3. Duk wani buƙatu na musamman na heater.
