Tšusumetso ea COVID-19 karolong ea 'maraka, sekala, mokhoa le kholo ea lisebelisoa tsa libaka tsa decompression ho tloha 2021 ho isa 2026 | WATTS, valve ea taolo ea metsi ea RMC, Reliance, Caleffi, Zurn, joalo-joalo.
Kakaretso ea tlaleho ea 'maraka oa lisebelisoa tsa decompression zone: lintlha tse kholo tsa kholo le liphephetso, likarohano le litebello tsa libaka, mekhoa e meholo ea indasteri le menyetla, tlhahlobo ea tlholisano, tlhahlobo ea phello ea COVID-19 le pholiso e lebelletsoeng, le boholo ba mmaraka ...
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