20000 Meters FDA Zaub Mov Frase PVC Tubing Rau Brewing System Tau Txais Rau Tebchaws USA

Ib qho ntawm peb cov neeg nyob hauv teb chaws USA tau muab ib qho kev txiav txim rau 20,000 metric zaub mov ntawm PVC tuing lub lim tiam dhau los. Qhov kev txiav txim tau ua tiav thiab xa tuaj. Ntawm no yog ob qhov ntau thiab tsawg, 4.8 hli ID thiab 8.0 hli OD (3/16 inch ID thiab 5/16 nti OD), 3.2 hli ID thiab 6.4 hli OD (1/8 inch ID thiab 1/4 nti OD)