MDF Sealer (single pack)
MDF Sealer (single pack)

MDF Sealer (single pack)

Regular price £41.00 including VAT

Simply the best MDF sealer on the market.

Use prior to application of coatings for a perfect finish.

  • Does not affect the glue that binds fibres of MDF board
  • Provides an effective seal without swelling or comprising the integrity of the board
  • Suitable for both spray and brush application

View and download Safety Data Sheet


Easter delivery

Want your paint in time for Easter? Make sure to place your order by Wednesday 13th April. 

We love to give our staff a well deserved break over the holidays, so please note we will be closed from Friday 15th to Monday 18th April. Any orders placed during this time will be processed promptly on Tuesday. 

FREE delivery on all coatings to mainland UK

We are pleased to include free standard delivery on all of our coatings to anywhere in mainland UK. We are sorry, but there may be additional delivery charges for customers in other areas, such as the Scottish Highlands and islands, Northern Ireland and the Isle of Mann. If so, we will get in touch before processing your order.

Standard delivery

Our accessories have a shipping fee of £5.50, however order with any of our coatings and receive our free delivery to mainland UK. 

All deliveries are safely packaged, sent by courier and should be with you within two to three working days. (Please note, orders placed after midday on a Friday will be processed on Monday morning.) 

Next working day delivery - £10

Available for orders placed before 12pm. Orders placed after midday on a Friday will be processed Monday.

Express delivery - £20

Will arrive before 12pm the next working day. Available for orders placed before 12pm. Orders placed after midday on a Friday will be processed Monday.

Physical properties

Surface preparation

Remove all loose contamination from substrate such as dust and dirt. All surfaces should be grease free and sanded ready to be coated. Wipe the surface with White Spirit.


Suitable for brush, roller, or spray application. Allow at least 30 minutes drying time before sanding and overcoating (longer in temperatures below 18°C).

For airless spray use a 1.7mm or 1.8mm nozzle. If necessary, thin with Trade Coatings Thinner.

Curing and aftercare

Achieves full durable hardness over a period of a few weeks. For cleaning the surface during this period use a damp soft cloth.

Storage Guidelines

Store indoors, away from direct sunlight in original container, in a dry place at temperature between 5 and 40°C.

Keep out of reach of children. 

Shelf life is 24 months under above mentioned storage conditions.


Pre-catalysed lacquers are skin and eye irritants and sensitisers. It is extremely important to wear protective gloves and eye protection when handling. Spills or splashes must be removed immediately – if allowed to dry, material can only be removed mechanically or with heat and/or harsh chemicals.

Environmentally hazardous - do not allow wet product to enter water courses, drains, sewers or the general environment.

For professional use only.

First aid

Eye contact

Remove contact lenses. Irrigate copiously with clean, fresh water for at least 10 minutes, holding lids apart. Seek medical advice.


Seek fresh air, keep patient warm and at rest. If breathing is irregular or stopped administer artificial respiration. Give nothing by mouth. If unconscious place in the recovery position. Seek medical advice.

Skin contact

Remove contaminated clothing, wash skin thoroughly with soap and water, or use a proprietary skin cleanser. Do not use solvents or thinners. Seek medical advice if symptoms persist.


If accidentally swallowed, DO NOT INDUCE VOMITING. Keep at rest and obtain medical attention, show the container label. Protection of first aiders: No action shall be taken involving any personal risk or without suitable training.

Technical support and advice

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