Dulux Weathershield Blue Grey 10L Paint is a high-quality decorative coating for exterior walls. It is formulated for professional use; being easy to apply and has excellent opacity.
For durable exterior protection with a clean, professional finish, Dulux Weathershield Blue Grey 10L is a top choice for tradespeople and DIYers alike. This high‑quality Weathershield Smooth Masonry Paint is formulated to give your walls excellent opacity and robust resistance to Ireland’s unpredictable weather — keeping your renders, brickwork and masonry looking great year after year.
It’s easy to apply with a brush, roller or spray, and its advanced biocide technology helps inhibit mould and algae growth within the paint film, so surfaces stay cleaner for longer. The Anti‑fade formulation also ensures long‑lasting colour retention, reducing the need for frequent repainting
Key Features:
Superior Weather Protection: Designed for exterior masonry to stand up to rain, sun and temperature swings.
Excellent Opacity: High hiding power means fewer coats and better coverage.
Mould & Algae Resistance: Slow‑release biocide helps prevent organic growth in the paint film.
Anti‑fade Technology: Keeps the Blue Grey tone looking fresh for longer.
Easy Application: Works with brush, roller or spray — perfect for trade and DIY jobs.
Technical Specification:
Product Code: 5084581
Size: 10 Litres
Coverage: Up to approx. 16 m² per litre (surface dependent)
Prep is everything — make sure walls are clean, dry and sound before painting. Apply two even coats for the best durability and colour performance. Allow good drying time between coats, especially in damp or cool conditions.
We offer reliable delivery services throughout the Republic of Ireland, with straightforward delivery charges for both trade and DIY customers. Delivery options are confirmed at checkout based on your order and delivery Eircode.
Delivery Charges & Delivery Times
Delivery Type
Delivery Area
Delivery Charge
Delivery Time
Small Items
Republic of Ireland
€9.99
3–4 working days
Large & Heavy*
Standard delivery area
€29.99
5–7 working days
Extra Large*
Standard delivery area
€50.00
5–7 working days
Paint 5L or less**
Standard delivery area
€19.99
5–7 working days
Swipe sideways to compare delivery options.
Small Items
Delivery area
Republic of Ireland
Charge
€9.99
Delivery time
3–4 working days
Large & Heavy*
Delivery area
Standard delivery area
Charge
€29.99
Delivery time
5–7 working days
Extra Large*
Delivery area
Standard delivery area
Charge
€50.00
Delivery time
5–7 working days
Paint 5L or less**
Delivery area
Standard delivery area
Charge
€19.99
Delivery time
5–7 working days
*Standard delivery policy. Promotional delivery rates may apply during campaigns.
Additional Information
FREE delivery on eligible Small Items and Large & Heavy orders over €1,499, within the standard delivery area only.
Special Order and Catalogue Products require an additional 5 working days.
FREE collection of old appliances is available through WEEE Ireland when purchasing qualifying large appliances.
FREE Click & Collect is available for items in stock at your selected branch.
Large & Heavy and Extra Large items are available within our standard delivery area only.
Paint delivery Paint in tin cans 5L or less is available for delivery. Larger sizes and paint supplied in plastic buckets are available for Click & Collect only.
TJ O'Mahony offers a 30-day returns policy on eligible unused products, giving you additional time beyond the statutory 14-day cooling-off period applicable to most online consumer purchases.
Eligible products can be returned for a refund or exchange within 30 days of delivery or collection, provided they are unused, in their original and re-saleable condition, complete with all supplied parts and accessories, and accompanied by proof of purchase.
Please note: Return restrictions apply to certain products, including Mixed Paint, certain Bagged Building Products, Solid Fuel, Special Order, Non-Stock and Catalogued Products.
Your statutory rights in relation to faulty, damaged, incorrectly supplied or non-conforming goods are not affected.
