
Alldry Wall Fix 4
A waterproof acrylic basecoat for vertical exterior walls. It goes under Birla Opus exterior emulsions and adds extra water resistance to the wall.
Best for: Exterior walls with seepage risk, Under exterior emulsion topcoats, Parapets and sunshades
At a glance
- Coverage
- 40-45 sq.ft per litre per coat (3.71-4.18 sq.m per litre)
- Coats
- Fresh walls 2; repaint 1
- Touch dry
- 4-6 hours
- Recoat after
- 4-6 hours
- Thinning / mixing
- First (primer) coat 10% with potable water; other coats undiluted
- Apply with
- Brush or roller
- Pack sizes
- 1 L, 4 L, 10 L, 20 L
- Shades
- White
- Warranty
- Up to 5 years as a basecoat under a Birla Opus exterior topcoat (depends on the topcoat); product page lists 4 years
- Shelf life
- 36 months
- Good to know
- Tensile strength up to 2.5 N per sq mm. Apply between 10 and 40 degrees C; no rain within 48 hours.
How much will I need?
A rough estimate from the coverage on the data sheet. Real coverage depends on the wall.
Enter the wall area or room size.
Why choose it
- Resists water pressure up to 5 bar
- Acrylic fibres add toughness
- Stretches up to 100%
- Strong grip on the wall
How to use it
Cure new plaster 28 days. Clean the wall, keep it dust-free and saturated dry. Fill cracks up to 5 mm. Repair bigger defects with polymer-modified mortar.
Recommended system
- Alldry Crack Master Paste for cracks up to 5 mm
- Birla Opus exterior emulsion topcoat
Source These details are taken from Birla Opus's official website and technical data sheet, and written in simple words by APS. Brands update their products from time to time, so please check the pack and the latest data sheet before use. See the official page
Let's make your home beautiful.
Send us a photo of your wall on WhatsApp. We'll suggest the right products and give you a free quote.



