Ma roll amatumizidwa ku mphero ya amalume anga kuti azikongoletsa. Mpheroyi imagwiritsa ntchito ma vinyl wokutira mitundu yonse yamawaya, kuphatikiza mauna omwe amagwiritsidwa ntchito pomanga misampha ya nkhanu. Apa chovala chamtundu wapamwamba kwambiri, chakuda komanso chosinthika cha UV yochitidwa ndi Black PVC chimamangiriridwa mwamphamvu ndi sefa. Chovalacho chimakhala cholimba kwambiri kotero kuti chimakana kukanda. Sizingachotsedwe mosavuta ndi chikhadabo. Ndipo sichidzatha mosavuta.
Chomalizidwa ndichikhalidwe choyamba mulimonse. Nthawi yoyembekezereka ndiyovuta kuneneratu. Zochitika zachilengedwe mlengalenga, nthaka ndi mvula zimakhudza kutalika kwa nthawi yomwe mipanda yolimba izikhala. Izi zimasiyanasiyana kwambiri kuchokera kudera lina ladziko kupita ku lina.
Kudziwa izi kumapangidwa ndi mphero za amalume anga omwe amakhazikika pakupanga kwa PVC kwa zaka 15 zingakupatseni chidaliro kuti izi ndizabwino kwambiri. Kusamalira ndi kutumiza kwina kokhudzana ndi kusunthira zinthuzo kuchokera kumphero wina kupita ku zinzake sikungawonjezere mtengo panthawi yayitali. Koma kulimba ndi kupirira kumapezeka pamipukutu iliyonse ndipo amalankhula.
Post nthawi: Dis-29-2020