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Kavaleaks Rubber filler

Africa,s number 1 Roof Leak & Crack Sealant

$7.00

Kavaleaks Rubber Filler

Africa’s #1 Roof Leak & Crack Sealant

The Leak Stops Here.


Price: From $7.00 Availability: In Stock (Nationwide Delivery) Guarantee: 12-Year Product Guarantee


Product Overview

Don't let cracks and leaks compromise your property. Kavaleaks Rubber Filler is not just a putty; it is Africa's premier waterproofing compound engineered to withstand the harshest weather conditions.

Unlike traditional cement or silicone that cracks under the sun, our Rubber Filler remains permanently flexible. It moves with your building—expanding during the heat of the day and contracting at night—ensuring that once a crack is sealed, it stays sealed. Whether you are patching a rusted nail hole on an IBR roof or sealing a tiled roof ridgecap, this is the heavy-duty solution professionals trust.

Why It’s Africa’s Number One Choice

  • Zero Cracking: Formulated to resist thermal shock. It won't crack or peel when exposed to extreme UV rays or heavy rain.

  • Superior Adhesion: Bonds instantly to Tiles, Corrugated Iron (IBR), Asbestos, Slate, Concrete, and Wood.

  • Multi-Purpose Power: Functions as a deep crack filler, a roof sealant, and a smoothing agent for rough walls.

  • Paintable Finish: Creates a seamless, flawless surface that is ready for coating with Kavaleaks 3-in-1 Rubber Paint.


Technical Specifications & Coverage

  • Finish: Smooth, Paintable, Rubberized.

  • Application Method: Scraper, Trowel, or Putty Knife.

  • Coverage for Smoothing/Skimming: 1kg covers approx. 1.5m² per coat.

  • Coverage for Ridgecaps: A 5kg bucket covers approx. 10 linear meters of roof ridgecap.

Available Sizes & Pricing

  • 500g Tub: $7.00 (Best for small nail holes & minor touch-ups)

  • 1 Litre Tub: $13.00 (Ideal for small crack repairs)

  • 5 Litre Bucket: $60.00 (Contractor size for full roof ridgecaps and large walls)


Where Can You Use It?

Kavaleaks Rubber Filler is the "Swiss Army Knife" of waterproofing:

  1. Roof Ridgecaps: Replaces brittle cement on tiled roofs to stop leaks permanently.

  2. Roof Screws & Nail Holes: Seals rust-prone holes on metal sheets.

  3. Wall Cracks: Fills deep structural cracks in plaster and brickwork.

  4. Flashings & Joints: Seals the gaps where the roof meets the wall.

  5. Surface Smoothing: Can be skimmed over rough walls to create a glass-smooth finish before painting.


Frequently Asked Questions (FAQ)

Q: Is this better than using cement or standard crack filler? A: Yes, absolutely. Cement is rigid; when your house expands in the heat, cement cracks and the leak returns. Kavaleaks Rubber Filler is elastic—it stretches with the movement of your building, guaranteeing a permanent seal.

Q: Can I apply it myself? A: Yes! It is designed for easy DIY application. You just need a putty knife or scraper. Ensure the surface is clean, dry, and free of loose dust before applying.

Q: Can I paint over it? A: Yes. Once dry, it creates a perfect base for paint. For the best waterproofing results, we recommend painting over it with Kavaleaks 3-in-1 Rubber Paint.

Q: Does it work on old, rusty roofs? A: Yes. It adheres excellently to metal. However, we recommend cleaning loose rust off first to ensure the filler bonds directly to the roof surface.

Q: How long does it last? A: When applied correctly and maintained, we offer a 12-Year Guarantee on the product's performance.


Shipping Information:

  • Nationwide Delivery: Available across Zimbabwe.

  • Store Pickup: 27 Lawson Avenue, Milton Park, Harare.

  • Same-Day Delivery: Available for Harare orders placed before 12 PM.

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Shipping & Delivery We offer nationwide delivery across Zimbabwe.

  • Harare Orders: Same-day or next-day delivery available.

  • Nationwide: Delivery via courier or designated transport partners within 2–4 working days.

  • Collection: Free collection is available from our Head Office at 27 Lawson Avenue, Milton Park, Harare.

Returns & Exchanges We stand behind the quality of our Kavaleaks Rubber Filler. If you purchased the wrong size or color, we accept returns under the following conditions:

  • Items must be returned within 7 days of purchase.

  • Containers must be unopened, sealed, and in original condition.

  • Proof of purchase (receipt or invoice number) is required.

  • Note: For quality control reasons, we cannot accept returns on opened buckets.

Our Promise: 12-Year Product Guarantee Kavaleaks Rubber Filler is engineered for the harsh African climate. We are so confident in our "Africa's #1" formula that we offer a 12-Year Product Quality Guarantee.

What this covers:

  • The product will not crack, peel, or become brittle due to sun exposure (UV rays) when applied according to instructions.

  • The product will remain flexible to accommodate thermal expansion and contraction.

Conditions: The guarantee applies when the product is used on properly prepared surfaces (clean, dry, and free of loose debris) and applied as directed in our technical data sheet. For maximum longevity, we recommend overcoating the filler with Kavaleaks 3-in-1 Rubber Paint.

Storage & Care

Shelf Life: Store in a cool, dry place out of direct sunlight. Keep the lid tightly closed when not in use to prevent the filler from drying out.

Keep Safe: Keep out of reach of children and pets.

Safety Information

Handling: Kavaleaks Rubber Filler is water-based and eco-friendly. However, we recommend wearing gloves during application.

Clean Up: Tools and spills can be cleaned easily with water while the product is still wet. If dried, mechanical removal may be necessary.

Eco-Friendly: This product is lead-free and safe for the environment.