Kovový zpětný ventil CO₂ s počítadlem bublinek

CO₂ Bubble Counter + Check Valve – Industrial Grade Dual-Function Unit ✅ Industrial-Grade Metal Construction: Forged from corrosion-resistant brass/stainless steel, ensuring durability and leak-free performance in high-pressure CO₂ systems. ✅ Dual-Function Design: Combines a check valve (prevents water/gas backflow) and a bubble counter (visualizes CO₂ flow rate) in one compact unit. ✅ Crystal-Clear Bubble Chamber:…