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Genuine GC Tek replacement parts, filter media, valves, unions, lids and gaskets. In-stock parts ship from Upland, CA.

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23 products

Zapp Pure Ultraviolet Light Replacement Parts - Ultraviolet Replacement Parts at Mystic Koi
GC Tek
GC Tek Zapp Pure UV Replacement Parts Sale priceFrom $12.95
GC Tek
GC Tek Clear Filter Lid Sale priceFrom $89.95
GC Tek 2 HP Media Agitator (Blower)
GC Tek
GC Tek 2 HP Media Agitator (Blower) Sale price$339.95
GC Tek 2-Way / 3-Way / Check Valves
GC Tek
GC Tek 2-Way / 3-Way / Check Valves Sale priceFrom $59.95
GC Tek Spider Gasket - Filter Replacement Parts at Mystic Koi
GC Tek
GC Tek Multiport Spider Gasket Sale priceFrom $55.95
GC Tek
Water Co Half Union Sale price$25.00
GC Tek ZapPRO UV Replacement Parts
GC Tek
GC Tek ZapPRO UV Replacement Parts Sale priceFrom $24.50
GC Tek
AlphaOne Key handle Assembly Sale price$185.00
GC Tek Media Agitator Spring Check Valves
GC Tek
GC Tek Media Agitator Spring Check Valves Sale priceFrom $94.95
Media Agitator Retro Kit - Media Agitator at Mystic Koi
GC Tek
GC Tek Media Agitator Retro Kit Sale price$529.95
GC Tek
GCTek Black Multi-Port Union Sale price$15.00
GC Tek
AlphaBio2 Sinking Media Sale price$149.95
GC Tek
AB 1.5 HP Blower Sale price$279.95
GC Tek
GC Tek ElekTrik Pole Control Center Sale price$614.95
GC Tek
GC Tek NishikigoiPROducts Paddle-Wheel Flow Meter Sale priceFrom $257.95
GC Tek
GC Tek NishikigoiAIR Premium Air Pump Sale priceFrom $239.95
GC Tek
GC Tek Nishikigoi Shower Media — Wakimizu & SpiralHouse Sale priceFrom $158.95
GC Tek KoiExerciser Eductor Tree
GC Tek
GC Tek KoiExerciser Eductor Tree Sale price$524.95
GC Tek
GC Tek Filter Tank Parts — Sludge Drains & Top Caps Sale priceFrom $38.95
GC Tek
GC Tek Unions, Sweeps & Gauges Sale priceFrom $12.85
GC Tek AquaSieve2 Replacement Parts
GC Tek
GC Tek AquaSieve2 Replacement Parts Sale priceFrom $13.95
GC Tek Multiport Valve & Repair Kit
GC Tek
GC Tek Multiport Valve & Repair Kit Sale priceFrom $259.95
GC Tek Filter Media — BioGems / AlphaBioONE / AlphaNANO
GC Tek
GC Tek Filter Media — BioGems / AlphaBioONE / AlphaNANO Sale priceFrom $40.95