What is Rust-Oleum Hard Hat 2990 used for?

This matt white spray permanently isolates difficult stains from nicotine, soot, tar, moisture, and graffiti on walls and ceilings.

Which surfaces are suitable for this stain blocker?

It adheres directly to concrete, plaster, cement, wood, wallpaper, insulation board, and existing paint layers.

Can this coating be painted over?

Yes, it can be used as a finished topcoat or recoated with standard wall paint after 30 minutes.

How fast does the spray dry?

It is touch dry after 5 minutes and fully cured after 24 hours at 20 °C.

What is the theoretical coverage of one aerosol?

A 500 ml aerosol can covers 2,1 m² at a dry film thickness of 30 µm.

RUST-OLEUM 2990 Hard Hat insulation coating matt white 500ml

Name: RUST-OLEUM 2990 Hard Hat insulation coating matt white 500ml
Brand: RUST-OLEUM
SKU: 02850854
Price: 13.6 EUR
Availability: PreOrder

Supplier number: RUST-OLEUM 2990 | EAN 8715743008313

Recommended Retail Price €19.09

13.60 tax incl.

€11.24 excl. VAT (incl. all environmental contributions)

On order: delivered from 12/10/2026

The minimum purchase order quantity for the product is 6.

Delivery by DHL

↓ Documents (1) ✆ Talk to a specialist

Reliable stain blocking with Rust-oleum

Practical benefits

Permanent problem stain isolation: You permanently mask stubborn stains from nicotine, soot, moisture, and rust to prevent bleed-through beneath topcoats.
Rapid drying and recoating: Fast surface drying allows you to continue your renovation project quickly and apply standard wall paints over the matt finish.
Versatile multi-substrate adhesion: You can apply this aerosol directly to concrete, plaster, wood, wallpaper, and existing paint indoors or outdoors.

In a nutshell

The right choise for

With the Rust-oleum Hard Hat 2990 stain blocker, you permanently seal difficult stains to prevent them from bleeding through newly applied topcoats. Whether you are dealing with nicotine, soot, tar, moisture marks, or graffiti on walls and ceilings, this 500 ml matt white aerosol provides instant, high-opacity coverage. You can apply it directly to concrete, plaster, wood, wallpaper, and existing paint coatings, both indoors and outdoors. Thanks to its fast-drying formula, the surface is touch dry in just 5 minutes and ready to be recoated with standard wall paint after 30 minutes, keeping your renovation work moving forward without delay.

Product information FAQ

€13.60

tax incl.

Key features according to our expert

Suitable substrate: Concrete
H-statements: H222; H229; H336
ADR packing group: Not applicable
ADR class: 2
Application method: Aerosol can
Principal hazard property: GHS02 Flammable
EUH-statements: EUH066; EUH211
P-statements: P101; P102; P103; P210; P211; P251; P271; P410 + P412; P501
UN number: UN1950
Hazard class: GHS02 Flammable; GHS07 Harmful or irritant
Flash point: -40 °C
Packaging: Spray can
Product line: HARD HAT
Net volume: 500 ml
Use environment: Indoor and outdoor use
Physical state: Aerosol

Product description

Matt white finish, optimum coverage (non-yellowing)
Dust-dry (after 5-10 min), tack-free: 10 min
Paintable after: 30 min
Can be applied to concrete, plaster, chipboard, existing coatings, wallpaper, etc.
Odourless. Paintable with standard wall paints

RUST-OLEUM® HARD HAT Aerosol Insulating Coating is a matt white highly pigmented coating based on plasticised acrylic resin for permanently insulating stubborn nicotine, soot, tar and rust stains, moisture stains, graffiti and numerous dyes.

Precautionary statements

P101: If medical advice is needed, have product container or label at hand.
P102: Keep out of reach of children.
P103: Read label before use.
P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P211: Do not spray on an open flame or other ignition source.
P251: Do not pierce or burn, even after use.
P271: Use only outdoors or in a well-ventilated area.
P410 + P412: Protect from sunlight. Do no expose to temperatures exceeding 50°C/ 122°F.
P501: Dispose of contents/container to ... (see safety data sheet).

Hazard statements

H222: Extremely flammable aerosol.
H229: Pressurised container: May burst if heated.
H336: May cause drowsiness or dizziness.

Supplemental hazard information

EUH066: Repeated exposure may cause skin dryness or cracking.
EUH211: Warning! Hazardous respirable droplets may be formed when sprayed. Do not breathe spray or mist.

Documents

⤓ Safety sheet PDF

All Features

Suitable substrate: Concrete
H-statements: H222; H229; H336
Adr packing group: Not applicable
Adr class: 2
Application method: Aerosol can
Principal hazard property: GHS02 Flammable
Euh-statements: EUH066; EUH211
P-statements: P101; P102; P103; P210; P211; P251; P271; P410 + P412; P501
Un number: UN1950
Hazard class: GHS02 Flammable; GHS07 Harmful or irritant
Flash point: -40 °C
Packaging: Spray can
Product line: HARD HAT
Net volume: 500 ml
Use environment: Indoor and outdoor use
Physical state: Aerosol
Voc content: 538 g/l
Application tool: Aerosol
Surface walls & hygiene: Mineral substrate, Gypsum, Old paint layer
Adhesive-free: 5 minutes
Scope: Wall
Paintable: Wet in wet or after ½ hour

Brand RUST-OLEUM
02850854
EAN 8715743008313
Supplier number RUST-OLEUM 2990

Frequently asked questions about this product

Answered by specialists

What is Rust-Oleum Hard Hat 2990 used for?: This matt white spray permanently isolates difficult stains from nicotine, soot, tar, moisture, and graffiti on walls and ceilings.
Which surfaces are suitable for this stain blocker?: It adheres directly to concrete, plaster, cement, wood, wallpaper, insulation board, and existing paint layers.
Can this coating be painted over?: Yes, it can be used as a finished topcoat or recoated with standard wall paint after 30 minutes.
How fast does the spray dry?: It is touch dry after 5 minutes and fully cured after 24 hours at 20 °C.
What is the theoretical coverage of one aerosol?: A 500 ml aerosol can covers 2,1 m² at a dry film thickness of 30 µm.