O-Rings

CR6B o-ring:

These Buna-N O-rings will fit any of the CR6 series reactors and are a direct replacement for the CR612 and CR618 calcium reactors, the KR618 kalkwasser reactor and the UMC618 universal media chamber.

$2.50

CR6S o-ring:

These Silicone O-rings are a direct replacement for the CR624 calcium reactor and will fit any GEO 6 series reactor.

$3.50

CR8S o-ring:

These silicone O-rings are a direct replacement for any of the GEO 8 series reactors including the CR818 calcium reactor and the KR818 kalkwasser reactor.

$4.00

UMC4 o-ring:

These silicone O-rings are a direct replacement for any of the GEO UMC4 media reactors using a twist lock lid.

$2.50