Item No.: BH20 Diameter Size: 20mm
Item No.: BH25 Diameter Size: 25mm
Item No.: BH32 Diameter Size: 32mm
Item No.: BH40 Diameter Size: 40mm
Item No.: BH50 Diameter Size: 50mm
Bulk head is a ideal unit for your aquarium etablishment, It can install to the hole of your aquarium tank. After installation and fit tightly it can coneect to another pipe to introduce teh water to your sump.