---
product_id: 231392436
title: "GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal."
brand: "primesource building products inc"
price: "$407"
currency: NZD
in_stock: true
reviews_count: 6
category: "Primesource Building Products Inc"
url: https://www.desertcart.nz/products/231392436-gacoflex-gacoroof-gray-silicone-roof-coating-1-gal
store_origin: NZ
region: New Zealand
---

# Smooth gray finish Ideal for RV & trailer roofs Superior weather resistance GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal.

**Brand:** primesource building products inc
**Price:** $407
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal your roof’s fate with the pro-grade silicone shield!

## Quick Answers

- **What is this?** GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal. by primesource building products inc
- **How much does it cost?** $407 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/231392436-gacoflex-gacoroof-gray-silicone-roof-coating-1-gal)

## Best For

- primesource building products inc enthusiasts

## Why This Product

- Trusted primesource building products inc brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Pros:** Used by roofers for long-lasting durability on homes and trailers
- • **Versatile Application:** Perfect for RVs, trailers, and residential roofs alike
- • **Compact & Ready to Use:** 1-gallon size with easy application for quick roof refresh
- • **Ultimate Roof Protection:** Silicone formula shields against harsh weather and UV damage
- • **Flawless Finish Every Time:** Smooth gray coating delivers a professional, clean look

## Overview

GacoFlex GacoRoof Gray Silicone Roof Coating is a 1-gallon, professional-grade silicone sealant designed to provide superior weatherproofing and UV protection for RVs, trailers, and residential roofs. Its smooth gray finish ensures a clean, durable surface that outperforms typical roof coatings, making it a trusted choice among roofing professionals.

## Description

Primesource Building Products Inc GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal.

Review: It works - Great product
Review: Great stuff - Smells like clorox. Yuk. This stuff is great. Used it on cargo trailer roof. Nice & smooth. Got it because roofer used in on my house's widows peak years ago. This stuff really hold up. Is way better than hillbilly roof job by R&R trailer producers. Looked like a 5 yo did it. It was sticking up & overlapping the edge & coming up due to unprofessional application. Their trailers are pretty solid tho.

## Features

- GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B081D589M6 |
| Best Sellers Rank | #239,394 in Automotive ( See Top 100 in Automotive ) #27 in RV Roof Coating |
| Brand Name | Primesource Building Products Inc |
| Color | No Color |
| Customer Reviews | 4.6 4.6 out of 5 stars (15) |
| Date First Available | June 22, 2020 |
| Included Components | GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal. |
| Item Dimensions LxWxH | 15.1 x 14.9 x 8.5 inches |
| Item Package Dimensions L x W x H | 7.7 x 6.6 x 6.6 inches |
| Item Weight | 10.2 Pounds |
| Manufacturer | PRIMESOURCE BUILDING PRODUCTS INC |
| Material | Plastic |
| Model Name | GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal. |
| Number of Items | 1 |
| Package Weight | 4.72 Kilograms |
| Part Number | GACSRCG1 |
| Size | One Size |
| Style | Compact |
| Suggested Users | unisex-adult |
| Warranty Description | Warranty |

## Images

![GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal. - Image 1](https://m.media-amazon.com/images/I/51TdeHXSHNL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ It works
*by R***N on September 21, 2025*

Great product

### ⭐⭐⭐⭐⭐ Great stuff
*by S***! on August 22, 2023*

Smells like clorox. Yuk. This stuff is great. Used it on cargo trailer roof. Nice & smooth. Got it because roofer used in on my house's widows peak years ago. This stuff really hold up. Is way better than hillbilly roof job by R&R trailer producers. Looked like a 5 yo did it. It was sticking up & overlapping the edge & coming up due to unprofessional application. Their trailers are pretty solid tho.

### ⭐⭐⭐⭐⭐ The best sealant I’ve ever found
*by R***R on August 8, 2023*

Sealed around the bottom on a metal building. No more leaks

## Frequently Bought Together

- Primesource Building Products Inc GacoFlex GacoRoof Gray Silicone Roof Coating 1 gal.
- Gaco # GRT50 ~ Gaco Roof Tape - 2 inch x 50 ft roll
- Gaco Roof Ct Voc Wht 5g

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**Shop now:** [https://www.desertcart.nz/products/231392436-gacoflex-gacoroof-gray-silicone-roof-coating-1-gal](https://www.desertcart.nz/products/231392436-gacoflex-gacoroof-gray-silicone-roof-coating-1-gal)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-19*