The answer to the question above is 'it depends'
Reinforced Beds supply various types of mattresses for different contract environments. These mattresses are supplied in many different spring units (open coil sprung, pocket sprung or even foam based models) and are filled with various fillings (polyester, cotton, wool, memory foam etc). It terms of contract environments it is important to comply with the appropriate fire regulations. If found out the fine is in the region of £20,000 so it is important to get this right.
Source / Crib 5 Mattresses need to comply to the below regulations
Resistant to ignition with source – smoldering cigarette of BS EN 597-1:2015
Resistant to ignition with source – match flame equivalent of BS EN 597-2:2015
Resistant to ignition with crib/source 5 of BS 6807:2006
When it matters...
The above regulations will need to be adhered to in environments such as care homes, hotels, hostels, universities and college dormitories, boarding and residential schools and holiday camp chalets.
When it doesnt matter...
When the mattresses is purchased for domestic use these regulations do not need to be met. Although it does not hurt to purchase a source / crib 5 mattress for domestic use, after all the product would pose as less of a fire risk in your home!