View cart “Top/Bypass Fitting for 18/20 mm Tube” has been added to your cart. Top Thermal Collars$25.00 Top Thermal Collars Top Thermal Collars quantity Add to cart SKU: 96020 Category: Spare parts Additional information Additional information Package 2 Related products Add to cart Seal for electrovalves $50.00 Add to cart Eas Single Channel Station $3,150.00 Add to cart Cooling Fan for CE Instruments $50.00