Storm Additives | The Home of UK Plastering Additives

Professional Plaster Additives Built for Faster, Smarter Work

Control set times, improve workability, and finish consistently, trusted by trades across the UK


Fast UK Dispatch • Trade Tested • Simple Refill System

⚠️ Important: Additives Unavailable Until 8th March

Additives Temporarily Unavailable

Please note that Storm Additives (powder products) will not be available to purchase directly from our website between 27th February – 8th March due to warehouse refurbishment and operational upgrades.

We’re using this time to improve our setup so we can serve you better moving forward.

During this period:

• Storm Plastering Tools & Supplies remain fully available online

• Storm Additives can still be purchased through the stockists listed below

We appreciate your patience and continued support.


Storm Additives Available Through Our Official Stockists Below
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Dave Ellis Building ProductsThe Render Shop
Principle Building SuppliesLiverpool School Of Plastering

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Shop Plastering Tools & SuppliesHow To Use Storm Additives

Trade Deal of the Week

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Why Plasterers Choose Storm Additives

✔️ Trade tested by UK plasterers

✔️ Consistent set control every time

✔️ Simple refill system saves money

✔️ Fast UK dispatch

✔️ Real on-site results

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Real Trades Using Storm Additives On Live Jobs

Finish Faster. Work Smarter. Get Consistent Results.

Storm Additives are trade-tested plaster additives designed to give you full control over set times, workability, and finish quality. Whether you want to finish faster, lay on bigger areas, or achieve a smoother mix every time, our system delivers consistent results without guesswork.

Trusted by plasterers across the UK and backed by a simple refill system that saves money and reduces waste.

👉 How It Works