---
product_id: 450541144
title: "Johnstone's 309157 Exterior Undercoat Paint, Brilliant White, 750 ml"
brand: "johnstone's"
price: "€ 64.89"
currency: EUR
in_stock: true
reviews_count: 5
category: "Johnstone's"
url: https://www.desertcart.sk/products/450541144-johnstones-309157-exterior-undercoat-paint-brilliant-white-750-ml
store_origin: SK
region: Slovakia
---

# High-gloss brilliance Waterproof & blister-proof 6-year weather resistance Johnstone's 309157 Exterior Undercoat Paint, Brilliant White, 750 ml

**Brand:** johnstone's
**Price:** € 64.89
**Availability:** ✅ In Stock

## Summary

> 🖌️ Transform your exteriors with brilliance that lasts—don’t let your home miss out!

## Quick Answers

- **What is this?** Johnstone's 309157 Exterior Undercoat Paint, Brilliant White, 750 ml by johnstone's
- **How much does it cost?** € 64.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/450541144-johnstones-309157-exterior-undercoat-paint-brilliant-white-750-ml)

## Best For

- johnstone's enthusiasts

## Why This Product

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

## Key Features

- • **Odor-Blocking Formula:** Work comfortably with minimal fumes, making your project cleaner and more pleasant.
- • **Versatile Exterior Use:** Perfectly formulated for both wood and metal, ensuring flawless coverage on diverse surfaces.
- • **Brilliant High-Gloss Finish:** Elevate your exterior surfaces with a sleek, mirror-like shine that commands attention.
- • **Efficient Coverage & Fast Cure:** Covers up to 9 sq meters per 750ml with a full cure in just 24 hours—speed meets quality.
- • **6-Year Weather Guard Protection:** Enjoy long-lasting durability that resists blistering, peeling, and cracking through all seasons.

## Overview

Johnstone's 309157 Exterior Undercoat Paint in Brilliant White delivers a high-gloss, durable finish designed for outdoor wood and metal. Its advanced formula offers 6 years of weather resistance, preventing blistering, peeling, and cracking, while being waterproof and odor-blocking. With 750ml covering 9 square meters and curing fully in 24 hours, it’s the professional choice for lasting exterior perfection.

## Description

Product Description Johnstone's weather guard 6 year exterior Undercoat has been specially developed to be used in conjunction with Johnstone's weather guard 6 year exterior gloss to provide an exceptionally durable and long lasting high gloss finish for exterior wood and metal. The special formula retains flexibility for longer than traditional undercoats and is resistant to blistering, ing & peeling. Set Contains: 1 x container of paint

Review: Good quality finish water clean up
Review: Great exterior gloss

## Features

- High gloss finish
- Resistant to blistering, ing and peeling
- Suitable for exterior wood and metal
- Model number: 303908

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B005CHBC80 |
| Brand | Johnstone's |
| Brand Name | Johnstone's |
| Color | Brilliant White |
| Color Code | #FFFFFF |
| Colour | Brilliant White |
| Container Type | Bottle |
| Coverage | 9 sq metres per tin |
| Customer Reviews | 4.6 out of 5 stars 1,093 Reviews |
| Finish Type | High-Gloss |
| Finish type | High-Gloss |
| Full Cure Time | 24 Hours |
| Global Trade Identification Number | 05010426739403, 05010426785516 |
| Included Components | paint |
| Indoor Outdoor Usage | Outdoor |
| Is Waterproof | True |
| Item Form | Liquid |
| Item Type Name | Exterior Undercoat Paint |
| Item Volume | 750 Milliliters |
| Item Weight | 1.36 Kilograms |
| Item volume | 750 Milliliters |
| Manufacturer | PPG Architectural Coatings UK & Ireland |
| Paint Type | Spray |
| Size | 750 ml |
| Special Features | Odor Blocking |
| Special features | Odor Blocking |
| Specific Uses For Product | Exterior |
| Surface Recommendation | Wood |
| Unit Count | 25.3605 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Images

![Johnstone's 309157 Exterior Undercoat Paint, Brilliant White, 750 ml - Image 1](https://m.media-amazon.com/images/I/71knO5DDBQL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality finish water clean up
*by M***Y on 11 July 2025*



### ⭐⭐⭐⭐⭐ Great exterior gloss
*by M***N on 12 May 2025*



### ⭐⭐⭐⭐⭐ Excellent coverage
*by E***T on 18 May 2023*



---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sk/products/450541144-johnstones-309157-exterior-undercoat-paint-brilliant-white-750-ml](https://www.desertcart.sk/products/450541144-johnstones-309157-exterior-undercoat-paint-brilliant-white-750-ml)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-01*