***250MM BACK IN STOCK***
The polypropylene tubing is either 250mm or 330mm wide (when flat) and is 70-micron thick. Tubing is used for Oyster hanging bags and sold per meter.
Our autoclave filter patch bags (also known as grow bags) are made from this 70-micron polypropylene tubing. The autoclave filter patch bag has a 5-micron mushroom filter patch, for air exchange and can be used in a pressure cooker or autoclave, as it can withstand temperatures of up to 150 degrees Celcius. The autoclave filter patch bags do not have gussets however tucking the corners in, allows them to stand (see image above). The bags and are available in 2 sizes: 250x330mm and 330x460mm
Please note: Our facility is a working factory and not a retail outlet. Orders are ideally first placed in the shop and if you opt to collect, we will notify you that your order is ready.