New Our Dry Ice Dewar Condenser is an alternate method of condensing for people who looking to use dry ice versus a coil condenser. These work great on our 2L and 5L Rotary Evaporator Setups! Barb Size: 12.7mm / 1/2" 2L SKU: N130 5L SKU: N131 We ship all glassware products with additional care, but sometimes they arrive broken. If glassware arrives broken, please contact us within 3 days of receiving your product and we will either send you a brand new piece or send you a refund! Any glassware broken after delivery voids all warranties. Thank you for understanding! For Technical Support, Questions, or Other Issues Please Email or Call Us! USA Lab Equipment Livonia, MI 48150