Aqua Medic Helix Max UV Replacement Bulbs PL-S5W/TUV GERMICIDAL bulb replacement for: Aqua Media (Helix Max) 80805; Cyprio Hozelock Vorton BioForce 250, BioForce 500, Vorton 500; Tetra Pond UV Mini Pond Clarifier, UV5. Lamp Type UV Sub-Type Germicidal Watts 5 MOL (inches) 7.5