For exterior wall projects where long‑lasting protection and a crisp white finish matter, the Johnstone’s Stormshield Smooth Brilliant White 10L Exterior Masonry Paint gives both tradespeople and DIYers the performance they need with a bright, clean Brilliant White finish. Engineered for Ireland’s ever‑changing climate, this premium, water‑based masonry paint offers outstanding durability and weather resistance across cement render, brick, pebble‑dash and concrete surfaces.
Its advanced smooth masonry formulation goes rain‑resistant in as little as 20 minutes after application and delivers excellent colour retention and opacity, so your exterior looks fresher for longer. With a life expectancy of more than 15 years and excellent anti‑carbonation properties, it stands up to the elements with minimal maintenance required
Key Features:
All‑Season Performance: Paint between 2°C and 35°C and get rain resistance in about 20 mins.* — ideal for Irish conditions.
Long‑Life Protection: Designed for a 15‑year plus lifespan with outstanding dirt and weather resistance.
Excellent Colour Retention: Brilliant White stays crisp and vibrant over time.
High Opacity & Coverage: Great hiding power and coverage up to approx. 17 m² per litre (surface dependent).
Smooth Finish: Easy to apply with brush, roller or spray — straightforward and efficient.
Technical Specification:
Product Code: JSSTSH/BW10
Size: 10 Litres
Coverage: Up to approx. 17 m² per litre (surface dependent)
Preparation makes all the difference — ensure surfaces are clean, sound and dry before you start. Apply two even coats for the best colour depth, durability and protection against Irish weather. Taking time on prep means a finish that lasts longer and performs better year after year
* 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.