Single Union Non Return Valve 63mm al99 In a saltwater aquarium

In a saltwater aquarium

the correction value determined at point 1

2 year guarantee

Extensive research in our facility has revealed that maximum performance in freshwater and saltwater aquaria is achieved with different active ingredients rather than with one ingredient that is compatible in both types of aquaria

Single Union Non Return Valve 63mm al99 In a saltwater aquariumSingle Union Non Return ( One Way) Valves fitted in line with flow actuation All Fastlight PVC U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with