Vacuum hose is our accessory product. It is used to connect the dry transport tank (tank for storing liquid nitrogen) and the gas phase tank during automatic or manual liquid replenishment
1m, 1.5m and 2m vacuum hose, other lengths can be customized..
FAQ:
1. What products do we cover?
We mainly cover liquid nitrogen tank, relevant monitor and cryogenic accessories.
2. How about the warranty?
Our tanks have 1 whole year warranty.
3. How about the payment?
T/T prepaid or others.
4. How about the delivery time?
About 2~4 weeks after receiving payments.
5. How about the package?
Normally carton or wooden case.
6. How about price?
Based on our annual price list. Price varies by quantity.
7. Our services?
Pre-sales: Online consulting service
After-sales:Onlien support
OEM&ODM service
Audited Supplier 
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