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Endhokn Epoxy Putty Review: Seals Leaks and Fills Holes

Epoxy Putty, Endhokn 300g White Putty Stick Fix Leaks, Cracks and Fill Holes, Sculpting, Modeling, Epoxy Sculpt Clay for Metal, Ceramics, Plastic, Wood, Tile, Concrete
4.6
[All-Purpose Repair Putty]  Works above and below water to fix cracks, leaks, holes, gaps, and uneven surfaces.
[Industrial-Grade Durability]  High wear and impact resistance; cures hard without shrinking for long-lasting repairs.
[Temperature Resistant]  Operates from -50°C to 130°C for reliable performance in extreme environments.
[Fast Sculpting & Cure]  30-minute molding time; fully cures in 24 hours for shaping and finishing.
[Bonds Multiple Materials]  Adheres to metal, ceramics, plastic, wood, tile, concrete, stone; drillable, sandable, paintable.
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Repair and maintenance supplies that promise permanent, waterproof fixes belong in every toolkit, and Endhokn Epoxy Putty sets out to deliver exactly that. Confident repairs let homeowners and tradespeople tackle leaks and damaged surfaces without delay. Will it meet the demands of common plumbing and surface repairs?

⚡ At a Glance
  • Repair Strength: Hard, wear-resistant bond that cures without shrinking and withstands water
  • Best for: DIYers, plumbers and tradespeople needing durable, waterproof repairs
  • Not ideal for: Flexible joints or repairs on fabrics where movement is constant

Two-part white epoxy putty works above and below water and cures to a sandable, paint-ready finish. Workable time is around 30 minutes with a full cure after 24 hours.


Permanent waterproof seals - thanks to two-part epoxy chemistry

Mixing the two components initiates a chemical cure that hardens the material without shrinking, forming a dense, adhesive mass. Cured material is described as rock hard and remains unchanged under water.

Creates long-lasting seals for pipes, tanks and pool repairs, making wet-area fixes reliable and durable.

Ready for finishing and painting - with a sandable cured surface

After 24 hours of curing the surface sands smoothly and accepts paint, and the hardened mass can be drilled, polished or cut. The putty therefore integrates well with standard surface finishing processes.

Allows repairs to be blended into visible areas quickly, producing a neat, paint-ready finish.

All-weather durability - with wear and temperature resistant formula

The formulation resists wear, impact and temperatures from -50 °C to 130 °C, and remains dimensionally stable after curing. High viscosity and adhesion support bonding to many substrate types.

Suitable for indoor and outdoor repairs where thermal variation or mechanical stress are concerns.

✨ The 4 Key Reasons for Endhokn Epoxy Putty
  1. Sets rock hard - Forms long-lasting seals that resist water and wear
  2. Usable underwater - Seals leaks below the waterline in pools and tanks
  3. Sandable and paint-ready - Smooth finish accepts paint for a concealed repair
  4. Wide material compatibility - Bonds to metal, ceramics, plastic, wood and concrete
📋 Technical Details at a Glance
  • Category: BISS
  • Material type: Two-part epoxy putty
  • Colour: White
  • Pack size: 300g putty stick
  • Workable time: Approximately 30 minutes moulding time
❓ Frequently Asked Questions

Q: Can this be used underwater?

A: Yes. Formulation is suitable for repairs both above and below water, including pools, tanks and pipes.

Q: How long until the repair is fully cured?

A: Workable moulding time is about 30 minutes and full cure is achieved after roughly 24 hours.

Q: Which materials will it bond to?

A: High-viscosity putty adheres to metal, ceramics, plastic, wood, tile, concrete and stone.

🏆 Our Verdict

Suited to homeowners and tradespeople who need reliable, waterproof repairs, especially for plumbing and hard-surface fixes. Multipurpose two-part putty that cures hard, sands and accepts paint, and can be used underwater. Durable finish and broad material compatibility make it a cost-effective repair solution that lasts over time.