Stage 1
VIQUA CMB-520-HF Sediment Filter 5 Mic 4.5" x 20" - - Replace Every 12 Months
Stage 2
VIQUA C2-02 Carbon Block Filter 10 Micron 4.5" x 20" - - Replace Every 12 Months
Replacement Lamp
VIQUA 602806 UV Lamp for E4, E4+, E4-V, E, E+, PRO7, IHS-E4 - - Replace Every 12 Months
Replacement Sleeve
VIQUA 602733 UV Quartz Sleeve for E, E4, E4+, E4-V, PRO7 - - Replace Every 12 Months
Replacement Combo
VIQUA 602810-103 UV Lamp and Sleeve Kit for E, E4, E4+, PRO7 - - Replace Every 12 Months