Description
E800941 – O-ring set for 3-way connection (2 pcs)
Stop weeping unions and restore a pressure-tight seal with this genuine Blue Lagoon O-ring set for 3-way connections. The rings fit the union seats on larger Blue Lagoon housings and make seasonal servicing quick and clean. Available from PoolParthub.com.
Compatibility
For Blue Lagoon systems that use 3-way union couplings, including:
- Tech UV-C / Tech 4ALL (40/75/130 W)
- Timer UV-C (40/75/130 W)
- Signal UV-C (40/75/130 W)
- Xpert Duplex UV-C (80/140 W) and Xpose UV-C (42 W)
- Ionizer UV-C 40/75 W and related housings
Match this set with the black/blue 3-way couplings specified for your unit.
What’s included
- 2 × O-rings for 3-way unions – ref. E800941
Recommended accompanying parts
- 3-way couplings (pair): E800940 or B915000 / E800944 (model-dependent)
- End-cap nut (blue): B290010
- O-ring set for quartz sleeve: E800912
Installation & tips
- Clean the grooves and mating faces; remove scale or debris before fitting.
- Lightly lubricate with silicone grease (never petroleum-based) and seat without twisting.
- Tighten union nuts evenly and leak-test after pressurising the line.
Specifications
- Reference: E800941
- Contents: Set of 2 O-rings for 3-way union connections
- Material: Pool-grade elastomer (NBR)
- Application: Sealing rings for Blue Lagoon 3-way couplings
Good to know
Some assemblies may specify a three-ring kit. Always follow your unit’s parts list to choose the correct quantity and coupling variant.
