Heat Resistant Silicone O-Ring Seal Kit

Ditch Leaks for Good - Upgrade to High-Temp Silicone O-Rings

Get ready to say goodbye to annoying drips and hello to a leak-free life with our high-quality silicone O-rings. Made from food-grade silicone, these rings are built to last and perform in extreme temperatures, from -40 °C to 200 °C (-40 °F to 392 °F).

Withstand Extreme Temps with Ease

Unlike traditional rubber washers that crack in cold or soften near heat, our silicone O-rings remain flexible and reliable, making them perfect for use in freezing basements or hot water lines.

99% of Repairs Covered - 96 O-Rings in 9 Sizes

Our set includes 96 O-rings in 9 different sizes, from 9 × 5 × 2 mm aerator seals to 22 × 17 × 2.8 mm gaskets for shower heads, so you'll have everything you need for any repair. Plus, they're neatly sorted to save you time and hassle.

Convenient Roll-Up Storage

Store your O-rings in a compact and clutter-free way with our flexible board and soft silicone sleeve. Simply roll it up and stash it in a drawer or toolkit - no bulky plastic case needed.

Fast and Easy DIY Leak Fixes

Fix leaks on faucets, hoses, shower heads, radiators, and more with ease - no plumber required. Just grab a wrench and you'll be done in minutes, saving you time and money.

📐 Product 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

❓ Frequently Asked Questions

Q: Will chlorine or hard water affect them?
A: No - our silicone O-rings are resistant to harsh minerals and chemicals, outperforming EPDM or NBR rubber.

Q: Are they safe for drinking water lines?
A: Yes - they're food-grade and lead-free, making them suitable for potable water systems.

Q: How long do they last?
A: Our O-rings are lab-tested to endure 10× more compression cycles than standard rubber O-rings, ensuring a long and reliable service life.