---
product_id: 391113947
title: "C.R. LAURENCE 777BL Black 777 Butyl Rubber Sealant"
brand: "crl"
price: "1547145₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/391113947-c-r-laurence-777bl-black-777-butyl-rubber-sealant
store_origin: VN
region: Vietnam
---

# UV-resistant for long-lasting durability Service temp -29°C to 93°C ±10% joint movement flexibility C.R. LAURENCE 777BL Black 777 Butyl Rubber Sealant

**Brand:** crl
**Price:** 1547145₫
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal the deal with CRL 777 — where durability meets effortless precision!

## Quick Answers

- **What is this?** C.R. LAURENCE 777BL Black 777 Butyl Rubber Sealant by crl
- **How much does it cost?** 1547145₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/391113947-c-r-laurence-777bl-black-777-butyl-rubber-sealant)

## Best For

- crl enthusiasts

## Why This Product

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

## Key Features

- • **UV Shielded Longevity:** Built-in UV blockers ensure your sealant stays strong and intact season after season.
- • **Effortless Application:** Smooth, easy-to-tool formula saves time on every project.
- • **Versatile Surface Grip:** Adheres flawlessly to wood, glass, metal, and masonry for all your sealing needs.
- • **Flexible Seal Integrity:** Accommodates ±10% joint movement without compromising water-tightness.
- • **Unmatched Weatherproofing:** Stay worry-free with superior exterior weathering that outlasts the elements.

## Overview

CRL C.R. LAURENCE 777BL is a premium black butyl rubber sealant engineered for superior adhesion across multiple clean surfaces including wood, glass, metal, and masonry. It offers exceptional weather resistance with a service temperature range from -29°C to 93°C and withstands joint movement of ±10% without losing water-tightness. Enhanced with UV protection, this sealant ensures long-lasting exterior performance and easy application, making it ideal for demanding weatherization projects.

## Description

Excellent Adhesion to a Variety of Clean Surfaces Superior Exterior Weathering Properties Easy to Apply and Tool CRL 777 Butyl Rubber is a unique, butyl-based sealant specially formulated using a blend of age resistant polymers to give excellent weathering properties at various temperature extremes. CRL 777 offers excellent adhesion to most clean surfaces, and will withstand joint movement of ±10% without affecting its water-tightness. It also has a special Ultra Violet fighting agent for exceptional service life. Recommended for exterior applications, CRL 777 Butyl Rubber Sealant features excellent adhesion to wood, masonry, glass and metal surfaces. Hidden areas, such as under sill cans, thresholds, and around screw heads are excellent applications. Other areas, such as between metal building panels, wall-mounted air conditioning units, under aluminum siding and gutters are all good application for proven butyl sealants. Application temperature range is 0 to 120 degrees Fahrenheit (-18 to 49 degrees Celsius). Service temperature range is -20 to 200 degrees Fahrenheit (-29 to 93 degrees Celsius). Paint time is 24 hours. In order to help you better select the correct sealant, we have put together a Silicone and Sealant Selector Chart . Color: Black Contents of Cartridge: 11 fl oz (325 ml) Technical Data : Meets Federal Specifications TT-S-001657, Type 1, TT-C00598C, TT-C-1796A, ASTM C 1311, and AAMA 808.3, USDA Certified. Comparable Sealants : Adco B-100, Adco AP-77 CRL 888 Dap Butyl-Flex OSI SBR-100 PTI757 Pecora BC-158 PSI-301 Tremco Butyl Sealant Important Note: Not recommended for use in sealing horizontal decks, patios, driveways or terrace joints where abrasion or physical abuse is encountered.

## Features

- Easy to Apply and Tool
- Excellent Adhesion to a Variety of Clean Surfaces
- Superior Exterior Weathering Properties

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | C.R. Laurence |
| Part number | 777BL |
| Item Weight | 467 g |
| Product Dimensions | 30.48 x 5.08 x 5.08 cm; 467.2 g |
| Item model number | CECOMINOD060301 |
| Color | Black |
| Style | Compact |
| Material | Synthetic Rubber Silicone |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Synthetic Rubber Silicone
- **Brand:** CRL
- **Style:** Compact
- **Item weight:** 467 g
- **Item dimensions L x W x H:** 30.5 x 5.1 x 5.1 centimeters

## Images

![C.R. LAURENCE 777BL Black 777 Butyl Rubber Sealant - Image 1](https://m.media-amazon.com/images/I/41Rd2K0whoL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.vn/products/391113947-c-r-laurence-777bl-black-777-butyl-rubber-sealant](https://www.desertcart.vn/products/391113947-c-r-laurence-777bl-black-777-butyl-rubber-sealant)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-01-31*