$4.25
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Replacement o-rings for membrane housings: 10177 - O-ring, end cap, 4" membrane housings (2 per housing required) 10178 - O-ring, permeate port, fits 2.5" or 4" membrane housings (2 per housing required) 10450 - O-ring, end cap, 2.5" membrane housings (2 per housing required)
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$4.25