In short
- Number 1 bestselling Floor Drain PVC 3.5 inch: COTTO CT640Z3(HM) at ฿ 367.29 per Pieces
- Brands with the most items in the top 10: COTTO, 5 items
Online prices as of 6 Nov 2026, delivery not included
Top 10 bestselling Floor Drain PVC 3.5 inch
- 1
฿ 367.29per Pieces
- 2
฿ 374.77per Pieces
- 3
฿ 307.48per EA
- 4
฿ 327.10per EA
- 5
฿ 484.11per Pieces
Brands in the top 10
How we rank
- Real sales onlyRanked by the units customers ordered and paid for on OneStockHome
- Only what you can buyOnly items on sale with a price are counted
- Today's pricesOnline prices as of 6 Nov 2026, delivery not included
- Updated automaticallyRanks follow new orders; prices follow the store
Frequently asked questions
Which Floor Drain PVC 3.5 inch sells best on OneStockHome?
COTTO CT640Z3(HM) at ฿ 367.29 per Pieces number 1 by units ordered, as of 6 Nov 2026
Which Floor Drain PVC 3.5 inch brands sell best?
The top 10 bestselling Floor Drain PVC 3.5 inch include COTTO (5)





