---
product_id: 538841897
title: "Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1)"
brand: "zered"
price: "R100"
currency: ZAR
in_stock: true
category: "Zered"
url: https://www.desertcart.co.za/products/538841897-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no
store_origin: ZA
region: South Africa
---

# 100% Waterproof Seal 30-Min Water-Ready Shrink & Crack-Proof Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1)

**Brand:** zered
**Price:** R100
**Availability:** ✅ In Stock

## Summary

> 💧 Seal smart, seal fast, seal forever.

## Quick Answers

- **What is this?** Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1) by zered
- **How much does it cost?** R100 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/538841897-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no)

## Best For

- zered enthusiasts

## Why This Product

- Trusted zered brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Odor-Free Application:** Zero smell formula keeps your workspace fresh and professional.
- • **Temperature Toughness:** Flexible sealant that resists shrinkage and cracking despite extreme temps.
- • **Enduring Color Integrity:** No yellowing or discoloration for 50 years of flawless finish.
- • **Fast-Track Water Resistance:** Ready for water exposure in just 30 minutes—no downtime.
- • **Ultimate Waterproof Defense:** Seals out water damage with 100% silicone reliability.

## Overview

Black BioSeal is a premium 100% silicone sealant caulk designed for professional-grade waterproofing. It offers rapid curing in 30 minutes, long-lasting color stability without yellowing for up to 50 years, and superior flexibility to withstand temperature fluctuations without cracking or shrinking. Ideal for tile and other surfaces, it delivers odorless, durable protection in a sleek black finish.

## Description

Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1): desertcart.com: Industrial & Scientific

## Features

- 100% WATERPROOF: This 100% silicone formula offers ultimate protection from water damage, providing a reliable seal in areas prone to consistent water exposure
- 50 Years PRODUCT PROTECTION: No Yellow No Color Change
- No Odor = No Smell
- 30-MINUTE WATER-READY: Ready for water exposure in as little as 30 minutes
- SHRINK & CRACK-PROOF: Withstands extreme expansion or contraction associated with temperature fluctuations

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BFCHRMFB |
| Best Sellers Rank | #57,255 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #78 in Silicone Caulk |
| Brand Name | ZERED |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (133) |
| Global Trade Identification Number | 00196852472208 |
| Included Components | 100% RTV Silicone |
| Initial Hardening Time | 30 minutes |
| Item Form | Liquid |
| Item Weight | 10.1 ounces |
| Liquid Volume | 10.1 fluid ounces |
| Manufacturer | zered |
| Material Type | Silicone |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | Bioseal-GP-BK |
| Surface Recommendation | Tile |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** ZERED
- **Color:** Black
- **Initial Hardening Time:** 30 minutes
- **Item Weight:** 10.1 ounces
- **Liquid Volume:** 10.1 fluid ounces

## Images

![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1) - Image 1](https://m.media-amazon.com/images/I/41KeSlAO3NL.jpg)
![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1) - Image 2](https://m.media-amazon.com/images/I/31McwMtCDFL.jpg)
![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1) - Image 3](https://m.media-amazon.com/images/I/51v6NFCK0cL.jpg)
![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1) - Image 4](https://m.media-amazon.com/images/I/41jKaS0zcSS.jpg)
![Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1) - Image 5](https://m.media-amazon.com/images/I/51IcY4I986S.jpg)

## Available Options

This product comes in different **Number Of Items** options.

## Frequently Bought Together

- Black BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and No Odor 10.1 Ounce Cartridge -Black (1)
- Clear BioSeal 100% Silicone Sealant Caulk General Purpose, Waterproof and Low Odor 10.1 Ounce Cartridge, Clear, (Pack of 1)
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**Shop now:** [https://www.desertcart.co.za/products/538841897-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no](https://www.desertcart.co.za/products/538841897-black-bioseal-100-silicone-sealant-caulk-general-purpose-waterproof-no)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-30*