Ronseal One Coat Shed & Fence Protection for sheds & fences. Don't waste more time than you need painting your shed and fence. One coat's easy to use, it can be brushed or sprayed on and it'll stand up to rain, frost, snow and sun, meaning you'll get lasting colour and protection for 2 years.
For a bold, professional-looking finish that protects your outdoor timber, the Ronseal One Coat Shed & Fence Red Cedar 12L is a trusted choice for tradespeople and DIY enthusiasts alike. This high-performance treatment delivers rich colour and durable protection in a single coat, keeping sheds, fences, gates, and garden structures looking great while shielding them from rain, UV exposure, and everyday wear.
The warm Red Cedar tone brings a vibrant, natural wood effect to any outdoor space, providing both style and long-lasting performance with minimal effort.
Key Features:
One-Coat Coverage: Full colour and protection in a single application, saving time on large timber projects.
Red Cedar Finish: Rich, warm tone enhances the natural beauty of timber while giving a striking, professional look.
Durable & Weatherproof: Protects against moisture, sun damage, and general wear for long-lasting outdoor timber care.
Easy Application: Brush or roll straight from the tin — no thinning or complicated prep required.
Low Maintenance: Requires fewer re-coats, keeping timber looking fresh and protected with minimal upkeep.
Technical Specifications:
Volume: 12 Litres
Coverage: Approx. 12 m² per litre (depending on timber type and porosity)
Application: Sheds, fences, gates, and other garden timber
Finish: Red Cedar, satin/wood-enhancing
TJ’s Tip:
Always apply to clean, dry timber for best results. Stir thoroughly before use and follow the grain when applying. Allow full drying before exposing to rain or moisture. For maximum longevity, re-coat when the timber begins to look dry or faded.
* Effective from 3 December 2025 * Free delivery on order over €400, applies to Small & Light, Large & Heavy items within zone 1 only.
Zone Indicator:
To help you understand delivery availability, every item displays a zone icon, icons appear on the top-right corner of each product image:
Types of goods
Available zones
Descriptions
Small & light items
All Zone area
Items under 20kg weight & under 2m long, (some fragile items may not be included e.g. glass/mirrors)
Large and bulky items Extra Large items
Zone 1 & 2 only
Wet & hazardous bagged, items over 20Kg weight & oversized; Euronics white goods, TVs of all sizes.
Large Paint items (6L / 6L+)
Zone 1 only
Large hazardous items (6L+) - available for collection
Available zones
Indicator
Descriptions
All zone area
This icon with all zone area in green, indicates this items can be shipped to all Zone.
Zone 1 & 2 only
Zone 1 & 2 in green and zone 3 greyed out, indicates this product can only be shipped to Zone 1 and 2
Zone 1 only
Zone 1 in green zone 2 and zone 3 are greyed out, indicates this product can only be shipped to Zone 1 only.
Old Appliance Collection:
When you buy a large appliance, we’ll collect your old one for free through WEEE Ireland. Please ensure it is uninstalled, disconnected, and ready for pickup. Collection is like-for-like and takes place at the front door or apartment entrance. Restrictions may apply based on access and item type.
At TJ O'Mahony we will exchange or refund any Retail unused product returned to us in its original condition within 30 days of receiving it (*)You can return any unused product to us in its original condition for a full refund or exchange within 30 days of delivery.
This right to return does not apply to products that are non stock and only available to order such as catalogued doors, catalogued bathroomware and mixed paints which are made especially for your order.
Please note that we are unable to accept returns on certain bagged building products and materials, including (but not limited to) hard wall, cement, bonding, slates, and ridges. We appreciate your understanding and recommend checking product requirements carefully before purchase.