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O-Ring

- The product pH Probe Fitting has been added to comparison list.
- The product pH Probe Fitting has been added to comparison list.
- The product CR6 O-Ring has been added to comparison list.
- The product CR6 O-Ring has been added to comparison list.

Replacement O-rings for GEO reactors.

CR6 O-Ring

$2.50

Buna-N O-ring is a replacement for any of the GEO "6" reactors, and stock replacement for the CR612, CR618, KR618 and UMC618. Learn More
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CR6 O-Ring SILICONE

$3.50

Silicone O-ring is a replacement for any of the GEO "6" reactors, and stock replacement for the CR624. Learn More
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CR8 O-Ring SILICONE

$4.00

Silicone O-ring is a replacement for any of the GEO "8" reactors, and stock replacement for the CR818. Learn More
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UMC4 O-Ring SILICONE

$2.50

Silicone O-ring is a replacement for the GEO UMC 4 with twist lock lid. These will not work with the old style bolt on lid. Learn More
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