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Source: https://dryice.co.za/faq/
Title: Answers To Commonly Asked Questions - Dry Ice International
Type: faq
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Frequently Asked Questions (FAQ's) 

Here are some of the most common questions our clients ask us when purchasing dry ice. If this page doesn’t answer your question, feel to call us! 

How do I handle dry ice? 

When handling dry ice always wear gloves and when possible, wear protective clothing. 

In which quantities are dry ice sold by Dry Ice International? 

When buying directly from one of our factories, the following sizes are available: 

2.5 kg round block 

2 kg square block 

1 kg special cut (pre ordered) 

3 mm pellets 

16 mm pellets 

When buying from our retailer networks, the standard 2.5 kg round block is available. 

For deliveries the minimum quantity applicable is 10 kg. 

How much dry ice is required for home refrigeration? 

For a fridge/freefreezer of 380 L (standard one door split) capacity, place 2 x 2.5 kg round blocks in the fridge section, as due to frequent opening more cold air will escape. Place 2 x 2.5 kg round blocks in the freefreezer compartment, which will keep all foods frozen as the freefreezer is opened less. For a standard chest freefreezer of 400 L capacity it is recommended to use 10 kg. 

How much dry ice do I need to keep meat frozen, keep drinks cool etc.? 

Please refer to the pamphlet under our DryIce4Leisure logo – this will demonstrate visually how much dry ice is needed for different size cooler boxes. 

When should I buy dry ice? 

Dry ice should be bought as close as possible to the time of utilising it. Dry ice cannot be stored for extended periods as it will sublimate – purchase the previous day or on the day required for the best results. 

How do I store dry ice? 

The best way by far to store dry ice, is inside a good quality polystyrene container of which Dry Ice International has on offer a variety of polystyrene containers. A cooler box may be utilised as well. Do not remove the dry ice or place it in a freefreezer or fridge. 

How long does dry ice last in a cooler box? 

Depending on the quality of the cooler box and how many times it is opened and closed, the dry ice may last for 4 – 7 days. 

How do I pack the dry ice in the cooler box? 

Please refer to the pamphlet under our DryIce4Leisure logo – this will demonstrate visually how to best pack dry ice in a cooler box. 

How do I create a smoke effect with dry ice? 

To create a smoke effect with dry ice, warm to hot water is required. Place the dry ice inside a container, e.g. 5 L bucket and add the water to let the magic begin. The dry ice may even be placed in a jaccuzzi or swimming pool to create a smoky effect. Please note that dry ice is not to be placed directly into a cocktail or beverage, as swallowing dry ice is extremely dangerous. 

Does Dry Ice International deliver dry ice? 

Dry Ice International delivers to your doorstep to any city/town in South-Africa. 

How to dispose of unused dry ice? 

Place the dry ice in your kitchen basin or leave it in the original storage container, where it naturally will sublimate into a gaseous form. 

What is dry ice? 

Where can I buy dry ice? 

Dry ice can be bought via our online e-shop. Dry Ice International has a network of retailers, who stock and sell dry ice throughout South-Africa (see map on website for more details). Alternatively, you may collect dry ice from factories located in: 

Pretoria: 259 Vonkprop Street, Silverton 

Durban: Unit 36, Northmead Industrial Park, 10 Moreland Drive, Durban North 

Port-Elizabeth: 25 Kwaford Road, New Brighton 

Cape Town – See retailers list 

Is dry ice dangerous? 

Handle and store dry ice correctly according to the safety instructions indicated on all packaging. Use gloves or a dry cloth when handling dry ice, do not place it in an airtight container and ensure the room or vehicle you are travelling in is well ventilated. 

What is dry ice used for? 

Dry ice is a cooling agent and has multiple and a wide variety applications, e.g. catering displays, special effects, hunting, fishing and freeze-branding of cattle. For more information, click on E-Brochures. 

How cold is dry ice? 

The temperature of dry ice is minus 79.5 degrees Celsius. 

Does dry ice hurt/burn exposed skin? 

Yes, due to the low temperature of dry ice it will freeze-burn your skin, i.e. similar to a hot burn. Wear gloves or wrap the dry ice in a dry cloth/newspaper during handling. 

Does dry ice melt? 

Dry ice does not melt but sublimates (evaporates) naturally to a gaseous phase. 

Is dry ice colder than ice? 

Yes, water ice maintains temperature just below freezing point and melts into a liquid when heated. Dry ice remains solid and constantly at a temperature of minus 79.5 degrees Celsius, until it sublimates naturally to a gaseous phase. 

Does dry ice keep products frozen? 

Yes, dry ice can keep meat and perishable foods frozen for up to 7 days. 

Can you place dry ice in a beverage? 

Never place dry ice into a beverage – accidental consumption may cause serious injury and even death. 

Can dry ice be stored in a freezer? 

No, dry ice has a limited life span when placed in a freefreezer. However, when used for a specific purpose in the freefreezer it is ideal, but it can not be stored indefinitely due to sublimation after a few days. 

We can deliver dry ice all over the country thanks to our network of retail depots in most provinces. Find a retail store near you on our Store locator page. 

We deliver to Cape Town, Johannesburg, Durban, Pretoria, Port Elizabeth, Soweto, Bloemfontein, East London, Sandton, Midrand, Middelburg, Witbank, Nelspruit, Upington, Kimberley, Rustenburg, Potchefstroom and Polokwane 

Blaster Products 

We have a range of dry ice blasters available for sale. We can also service and repair your blaster. 

View Blasters 

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About Us 

Dry Ice International has been recognised as the leader in dry ice manufacturing, distribution and dry ice blast cleaning in South Africa, as well as other parts of Africa since 1994. 

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@ Your Doorstep 

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Contact us 

Privacy policy 

Contact Us 

012 810 0500 

info@dryice.co.za 

259 Vonkprop Street, Silverton, Pretoria, Gauteng, South Africa 

24 Hour Emergency numbers 

Gauteng 

083 375 6627 

Kwazulu Natal 

031 569 6209 

Western Cape 

083 243 6483 

Eastern Cape 

083 243 6483 

All rights reserved ~ Dry Ice International 2025 | Professional SEO and Google Rankings by SEOPros. Privacy Policy 

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