---
product_id: 5684908
title: "qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer"
brand: "zinsser"
price: "£18.71"
currency: GBP
in_stock: true
reviews_count: 13
category: "Zinsser"
url: https://www.desertcart.co.uk/products/5684908-qt-zinsser-02304-clear-zinsser-gardz-water-based-problem-surface
store_origin: GB
region: United Kingdom
---

# Water-based, easy cleanup Fast drying, low odor formula Seals damaged drywall flawlessly qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer

**Brand:** zinsser
**Price:** £18.71
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal the deal on flawless walls—don’t let surface flaws hold you back!

## Quick Answers

- **What is this?** qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer by zinsser
- **How much does it cost?** £18.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/5684908-qt-zinsser-02304-clear-zinsser-gardz-water-based-problem-surface)

## Best For

- zinsser enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Sustainable:** Low VOC, water-based formula with effortless soap-and-water cleanup
- • **Clear, Matte Finish:** Dries invisibly to prep walls for flawless paint or wallpaper application
- • **Fast & Easy Application:** Brush, roll, or spray on with high spread rate and quick drying time
- • **Lock Down Problem Surfaces:** Penetrates porous, crumbling drywall & adhesive for a rock-solid base
- • **Versatile Surface Protection:** Seals old wallpaper glue, skim coats, and spackling to prevent bubbling

## Overview

Zinsser Gardz Water-Based Problem Surface Sealer is a professional-grade, clear, matte finish sealer designed to lock down damaged drywall, residual wallpaper adhesive, and other porous surfaces. Its fast-drying, low-odor, water-based formula creates a durable, paintable barrier that prevents bubbling and extends the life of your paint or wallpaper. Easy to apply and clean up, Gardz is a must-have for flawless renovations and repairs.

## Description

Product Description qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer From the Manufacturer Lock down porous and crumbling surfaces with Rust-Oleum Zinsser GARDZ Problem Surface Sealer. This low-odor, water-based formula dries to a clear, matte finish, creating a hard, paintable seal over damaged drywall, adhesive residues and other chalky surfaces.

Review: Your Ultimate Solution for Surface Imperfections. - In the world of home improvement, finding a reliable solution for problem surfaces can be a daunting task. However, my search came to a swift and satisfying end with the discovery of Gardz Water-Based Problem Surface Sealer. Allow me to share my firsthand experience with this remarkable product. First and foremost, let's talk about effectiveness. Gardz is not your ordinary surface sealer – it's a powerhouse when it comes to addressing surface imperfections such as peeling paint, flaking plaster, or damaged drywall. This water-based formula penetrates deep into the substrate, creating a rock-solid foundation for paint or wallpaper to adhere to, ensuring a smooth and durable finish that lasts. What truly sets Gardz apart is its versatility. Whether you're dealing with a small patch repair or tackling an entire room renovation, this problem surface sealer is up to the task. Its clear, non-yellowing formula dries quickly and can be applied with ease using a brush, roller, or sprayer, making it suitable for a wide range of projects. But the benefits don't stop there. Gardz also acts as a barrier to prevent future damage, sealing in residual adhesive, and preventing moisture from penetrating the surface. This not only prolongs the life of your paint or wallpaper but also helps to maintain the structural integrity of the underlying substrate, saving you time and money on costly repairs down the line. Cleanup is a breeze, thanks to Gardz's water-based formula that can be easily removed with soap and water. Plus, the low odor and VOC-free formulation make it safe and easy to use indoors, without the need for harsh chemicals or special ventilation. In terms of value, Gardz Problem Surface Sealer is worth its weight in gold. Its effectiveness, versatility, and durability make it a must-have for any homeowner or professional contractor looking to achieve professional-quality results. Whether you're tackling a DIY project or a large-scale renovation, Gardz has got you covered. Trust me, once you experience the transformative power of Gardz Problem Surface Sealer, you'll wonder how you ever managed without it.
Review: Works as advertised - I was not able to find this at the local Lowes or Home Depot, which really surprised me. Had to get it here. After viewing several YouTube videos this sealer was suggested by the majority of the painters. I removed a chair rail and when I was removing it from the wall, the paint came with it and tore the sheetrock paper in several areas. Sheetrock is covered by about 6 or 8 layers of brown paper before you get to the actual "chalk" like gypsum core. and you have to seal it to keep it from blistering. Moisture from joint compound (Mud) gets trapped behind the tape or paper surface, causing it to separate from the gypsum. It is easy to apply, I used a small paint brush. It has the consistentcy of watery glue so be careful when applying it or you will have it all over. It covered the areas easy. If you can buy the quart size I recommend it, a little goes a long way. I let it dry over night and came back the next day with the "mud" to cover the torn paper areas. It worked great, I had no "blisters" come up on any of the paper at all. And I had never "mudded" before , ( I was scared to death to try) but found out it is easier that it looks(always use a metal drywall knife or trowel that is at least 4 to 6 inches wide. Plastic trowels don't work as well. I got a quart of the ready made mud and it turned out great. Walls are smooth and paint went on super easy. (24 hours for the joint compound to dry)

## Features

- Repairs torn paper on damaged drywall, eliminates bubbles
- Seals skim coats & spackling
- Protects new drywall
- Seals old wallpaper adhesive
- Easy to apply, high spread rate, fast drying

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000BZZ49G |
| Best Sellers Rank | #5,151 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #10 in Hardware Sealers |
| Brand | Zinsser |
| Brand Name | Zinsser |
| Color | Clear |
| Compatible Material | Paper |
| Customer Reviews | 4.6 out of 5 stars 3,423 Reviews |
| Global Trade Identification Number | 00047719023043 |
| Included Components | Rust Oleum 02304 Problem Surface Sealer, 1-Quart, Clear |
| Item Dimensions | 4.25 x 4.25 x 4.88 inches |
| Item Form | Liquid |
| Item Type Name | Rust Oleum 02304 Problem Surface Sealer, 1-Quart, Clear |
| Item Weight | 2.3 Pounds |
| Item dimensions L x W x H | 4.25 x 4.25 x 4.88 inches |
| Manufacturer | Rust-Oleum Corporation |
| Material | Plastic |
| Material Type | Plastic |
| Model | 02304 |
| Number of Items | 1 |
| Part Number | 02304 |
| Style | Compact |
| Style Name | Compact |
| Surface Recommendation | Wall |
| UPC | 047719023043 |
| Unit Count | 32.0 Fluid Ounces |
| Warranty Description | Warranty |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Zinsser
- **Item Weight:** 2.3 Pounds
- **Item dimensions L x W x H:** 4.25 x 4.25 x 4.88 inches
- **Material:** Plastic
- **Style:** Compact

## Images

![qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer - Image 1](https://m.media-amazon.com/images/I/71LGlflTKBL.jpg)
![qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer - Image 2](https://m.media-amazon.com/images/I/71wQ-9rMErL.jpg)
![qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer - Image 3](https://m.media-amazon.com/images/I/71L6d671PYL.jpg)
![qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer - Image 4](https://m.media-amazon.com/images/I/81--3XtTHcL.jpg)
![qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer - Image 5](https://m.media-amazon.com/images/I/71WW8NHdAPL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Your Ultimate Solution for Surface Imperfections.
*by C***L on February 3, 2024*

In the world of home improvement, finding a reliable solution for problem surfaces can be a daunting task. However, my search came to a swift and satisfying end with the discovery of Gardz Water-Based Problem Surface Sealer. Allow me to share my firsthand experience with this remarkable product. First and foremost, let's talk about effectiveness. Gardz is not your ordinary surface sealer – it's a powerhouse when it comes to addressing surface imperfections such as peeling paint, flaking plaster, or damaged drywall. This water-based formula penetrates deep into the substrate, creating a rock-solid foundation for paint or wallpaper to adhere to, ensuring a smooth and durable finish that lasts. What truly sets Gardz apart is its versatility. Whether you're dealing with a small patch repair or tackling an entire room renovation, this problem surface sealer is up to the task. Its clear, non-yellowing formula dries quickly and can be applied with ease using a brush, roller, or sprayer, making it suitable for a wide range of projects. But the benefits don't stop there. Gardz also acts as a barrier to prevent future damage, sealing in residual adhesive, and preventing moisture from penetrating the surface. This not only prolongs the life of your paint or wallpaper but also helps to maintain the structural integrity of the underlying substrate, saving you time and money on costly repairs down the line. Cleanup is a breeze, thanks to Gardz's water-based formula that can be easily removed with soap and water. Plus, the low odor and VOC-free formulation make it safe and easy to use indoors, without the need for harsh chemicals or special ventilation. In terms of value, Gardz Problem Surface Sealer is worth its weight in gold. Its effectiveness, versatility, and durability make it a must-have for any homeowner or professional contractor looking to achieve professional-quality results. Whether you're tackling a DIY project or a large-scale renovation, Gardz has got you covered. Trust me, once you experience the transformative power of Gardz Problem Surface Sealer, you'll wonder how you ever managed without it.

### ⭐⭐⭐⭐⭐ Works as advertised
*by T***P on April 18, 2026*

I was not able to find this at the local Lowes or Home Depot, which really surprised me. Had to get it here. After viewing several YouTube videos this sealer was suggested by the majority of the painters. I removed a chair rail and when I was removing it from the wall, the paint came with it and tore the sheetrock paper in several areas. Sheetrock is covered by about 6 or 8 layers of brown paper before you get to the actual "chalk" like gypsum core. and you have to seal it to keep it from blistering. Moisture from joint compound (Mud) gets trapped behind the tape or paper surface, causing it to separate from the gypsum. It is easy to apply, I used a small paint brush. It has the consistentcy of watery glue so be careful when applying it or you will have it all over. It covered the areas easy. If you can buy the quart size I recommend it, a little goes a long way. I let it dry over night and came back the next day with the "mud" to cover the torn paper areas. It worked great, I had no "blisters" come up on any of the paper at all. And I had never "mudded" before , ( I was scared to death to try) but found out it is easier that it looks(always use a metal drywall knife or trowel that is at least 4 to 6 inches wide. Plastic trowels don't work as well. I got a quart of the ready made mud and it turned out great. Walls are smooth and paint went on super easy. (24 hours for the joint compound to dry)

### ⭐⭐⭐⭐⭐ Game-Changer for Problem Surfaces
*by M***R on October 6, 2025*

I used Zinsser Gardz on a wall that had been damaged by wallpaper removal, and I was blown away by the results. This stuff penetrates and seals porous, chalky, or damaged drywall like a dream. It dries clear and hard, creating a solid base for paint or wallpaper adhesive. The application was easy—just brush or roll it on. It’s low odor, water-based, and dries quickly. I noticed it locked down residual adhesive and prevented bubbling when I painted over it. It also helped even out the surface texture, which saved me from having to skim coat the whole wall. If you’re dealing with peeling paint, torn drywall, or old wallpaper glue, Gardz is a must-have. It’s not flashy, but it’s incredibly effective. I’ll definitely keep a quart on hand for future projects.

## Frequently Bought Together

- qt Zinsser 02304 Clear Zinsser, Gardz Water-Based Problem Surface Sealer
- 1 qt Dap 12330 DryDex Interior/Exterior Spackling, White
- Dap 10100 Wallboard Joint Compound, White , 3-Pound

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-25*