POF tshav kub ntsws zaj duab xis yog tsuas yog siv thaum tshav kub kubntsws zaj duab xis ntim tshuabCov. Nws muaj cov cwj pwm hauv qab no:
1. Tom qab POF shrink ntim, plaub lub kaum pob ntawm lub foob yog mos, thiab tiv taus cov tawv muag.
2. Kev tiv thaiv ib puag ncig, tu huv si thiab tsis muaj kuab lom, tsis muaj ntxhiab tsw yog tsim thaum ua, pib hloov PVC kub ntsws zaj duab xis thiab dhau los ua cov khoom tseem ceeb hauv cov cua kub ntim cov khoom ntim
3. Cov khaub ncaws tuab tuab, zoo noo noo tsis kam, mos mos ntxig, zoo nkauj lub zog loj thiab zoo shrinkage.
4. Nws muaj qhov ua tau txias txias thiab tsis yooj yim tawg. Nws tuaj yeem siv rau cov ntim zaub mov khov. Tom qab ntsws ntim, cov pob khoom tuaj yeem khaws cia ntev. Nws muaj hluav taws xob zoo li qub thiab kev kho mob los tiv thaiv huab, thiab nws tsis yooj yim los ua paug hmoov av.