High-Temp Silicone O-Ring Assortment Kit
Stop Every Drip—Switch to High-Temp Silicone O-Rings
Built for Extreme Temps: -40 °C to 200 °C (-40 °F to 392 °F)
Unlike rubber washers that crack in cold or soften near heat, these food-grade silicone rings stay flexible from freezing basements to hot water lines.
96 O-Rings in 9 Sizes—Ready for Any Repair
Includes everything from 9 × 5 × 2 mm aerator seals to 22 × 17 × 2.8 mm gaskets for shower heads. Neatly sorted to end hardware-store runs.
Roll-Up Storage, Zero Clutter
Slide the flexible board into its soft silicone sleeve, roll it up, and stash it in a drawer or toolkit—no noisy plastic case required.
Fast DIY Leak Fixes—No Plumber Needed
Restore seals on faucets, hoses, shower heads, radiators, and more—just grab a wrench and you're done in minutes.
📐 Specifications
| Material | Food-grade BPA-free Silicone |
| Temperature Range | -40 °C – 200 °C / -40 °F – 392 °F |
| Board A (Large) | 96 pcs • 9 sizes (see images) |
| Board B (Slim) | 40 pcs • 6 sizes |
| Hardness | 50±5 Shore A |
| Color | Translucent |
❓ FAQ
Q: Will chlorine or hard water affect them?
A: No—silicone resists harsh minerals and chemicals far better than EPDM or NBR rubber.
Q: Are they safe for drinking water lines?
A: Yes—they’re food-grade and lead-free, suitable for potable water systems.
Q: How long do they last?
A: Lab-tested to endure 10× more compression cycles than standard rubber O-rings.