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BLUONICS 2-Pack UV O-Rings – 50W/110W System Seal

$15.99 on Amazon.com (as of October 17, 2026, 3:09 AM EST) View details ↗

Ensure a leak-free, properly sealed UV water treatment system with this BLUONICS 2-pack silicone o-ring replacement set. Designed specifically for 50W and 110W Bluonics UV systems, these o-rings maintain a secure seal around the UV chamber and quartz sleeve—critical components for efficient water disinfection. Over time, exposure to water, UV radiation, and routine maintenance can cause o-rings to degrade, flatten, or lose elasticity, compromising system performance. This replacement set includes two high-quality silicone o-rings, ready to restore a tight, reliable seal during bulb changes, quartz sleeve cleaning, or full system servicing.

The durable silicone material resists wear, chemicals, and temperature fluctuations common in water treatment applications, ensuring a long-lasting fit. Whether you're a homeowner maintaining a point-of-use system or a professional servicing commercial UV units, these o-rings are an essential part for keeping your Bluonics system operating at peak efficiency. Keep a set on hand to minimize downtime and prevent leaks—because when it comes to water purification, a secure seal is the foundation of performance.

CompatibilityBLUONICS 50W and 110W UV water treatment systems
MaterialDurable silicone
Quantity2-pack
Can these o-rings be used for other UV system brands?
No, these are specifically designed for BLUONICS 50W and 110W UV systems and may not fit other brands.
When should I replace the o-rings in my UV system?
Replace them if they appear cracked, flattened, or lose elasticity during routine maintenance or bulb/quartz sleeve replacement.
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