flow

  • The KF16 Clamp combined with KF16 O Ring form a vacuum tight seal between the connection flanges. This circumferential clamp is used for connecting standard NW16 / KF16 vacuum components. Aluminum clamp with butterfly nut for easy tightening.
  • Sale!

    KF25 Cross

    Original price was: $99.99.Current price is: $42.99.
    The KF25 cross is a staple in most larger vacuum systems that require that extra flange for vacuum gages or other high vacuum devices. Built to last with 304 stainless steel and superior TIG welding. All KF flanges connect with o-ring and clamp (links below). Cross is 4 inch end to end.
  • KF25 Bellow

    From: $119.99
    The KF25 Bellow is a corrugated stainless steel pipe that connects to corresponding kf25 flanges. These malleable pipes allow for some error as apposed to hooking up a solid straight pipe. Available in 10, 20 and 40 inch lengths. Don't forget other KF25 fittings and accessories: 100% stainless steel. 100% USA made. Bellow warning: Stretch and bend your bellow into position before installation. Engaging your pump(s) while not doing so could make the bellow jolt/jostle, putting stress on or damage glassware, voiding limited warranties. KF25 Bellow
  • Billet stainless steel adapter that reduces the diameter of your KF vacuum pipe. KF40 to KF25 flange. Summit has corresponding KF25 and KF40 products in our Stainless Steel section.
  • KF16x25 Reducer. Stainless steel adapter that reduces the size of your vacuum pipe diameter. Summit has other KF25 products in our Stainless Steel section.
  • KF16x10 Centering Ring. Viton rubber and stainless steel. Used with breather valves and barbs. Comes in the KF Breather Valve Kit. 100% USA made.
  • Hochstrom O-rings (2 included) that fits at the bottom of your Hochstrom filter™. Made from Viton, a synthetic rubber and fluoropolymer elastomer, that is chemical-resistant. 100% USA made.
  • AV 10k airvalve KF breather valve. 100% USA made. In conjunction with: Or get them all together in the Breather Valve Kit
  • Chromotography Cap 45 comes with Rodaviss and (2) GL14s. Cap has elongated recessed port with diffuser to direct fluid spray against column walls. Gently fill the column and protect your media from movement. As always, Summit uses 100% best quality glass blanks that are THICKER and built BEYOND STANDARDS made right here in the USA. Our glassware is made specifically for efficiency and durability. Summit provides the quality of lab equipment that you deserve to streamline your short path distillation process.       Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal. Chromotography Cap 45
  • Filter Bottle Top 45 comes with Rodaviss and (2) GL14s. Top has elongated recessed port to decrease fluid spray. As always, Summit uses 100% best quality glass blanks that are THICKER and built BEYOND STANDARDS made right here in the USA. Our glassware is made specifically for efficiency and durability. Summit provides the quality of lab equipment that you deserve to streamline your short path distillation process. Need more flow from your Filter Bottle Top?? We have limited supply of Filter Top GL18 45 to increase flow with GL18 and larger bore port.     Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal. Filter Bottle Top 45
  • Out of stock
    Out of stock. Try the similar/upgraded Filter Bottle Top 45 with elongated port. Separatory Funnel Cap 45, with improved recessed port for increased velocity when self mixing. Comes included with glass cap, rodaviss and (2) GL14 adapters. As always, Summit uses 100% best quality glass blanks that are THICKER and built BEYOND STANDARDS made right here in the USA. Our glassware is made specifically for efficiency and durability. Summit provides the quality of lab equipment that you deserve to streamline your short path distillation process.     Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal. Separatory Funnel Cap 45
  • Sale!

    Cold Trap 1 GL to GL

    Original price was: $749.99.Current price is: $589.99.
    The Cold Trap 1 GL to GL (CT-1 Classic) is a borosilicate glass trap with GL18 port to dual GL18 to the pump. Traditional cold trap design to throw down wet vapor and keep your pumps dry. Comes complete with: Clamps and stands not included. As always, Summit uses 100% best quality glass blanks that are THICKER and built BEYOND STANDARDS made right here in the USA. Our glassware is made specifically for efficiency and durability. Summit provides the quality of lab equipment that you deserve to streamline your short path distillation process.       Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal. Cold Trap 1 GL to GL