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Description
HFS Turnkey Cold Trap Dewar Condenser Kit, 35/20 Ball JointSKU: KIT COLDTRAP 1L B3520 Vacuum inlet outlet: 3 8" barb Capacity: 1L Joint Size: 24 40 Tapered Specifications: Vacuum inlet outlet: 3 8" barb Capacity: 1L Joint Size: 35 20 Ball Joint Components Cold Trap: 1L Cold Trap Dewar Condenser, 35 20 Ball Joint Receiving Flask: 1L One Neck Round Bottom Flasks C 35 20 Center Joint Lid: PTFE Cold Trap Lid, 1L Stand Rod: Lab Stand and Rod Set, 11. 8x7x26" (LxWxH) Clamp: HFS Lab Chain Clamp, 150mm Capacity Clamp
SKU:KIT-COLDTRAP-1L-B3520Vacuum inlet/outlet: 3/8" barb
Capacity: 1L
Joint Size: 24/40 Tapered Specifications:
Vacuum inlet/outlet: 3/8" barb
Capacity: 1L
Joint Size: 35/20 Ball Joint
Capacity: 1L
Joint Size: 24/40 Tapered Specifications:
Vacuum inlet/outlet: 3/8" barb
Capacity: 1L
Joint Size: 35/20 Ball Joint
Components
Cold Trap: 1L Cold Trap Dewar Condenser, 35/20 Ball Joint
Receiving Flask: 1L One Neck Round Bottom Flasks ¡§C 35/20 Center Joint
Lid: PTFE Cold Trap Lid, 1L
Stand/Rod: Lab Stand and Rod Set, 11.8x7x26" (LxWxH)
Clamp: HFS Lab Chain Clamp, 150mm Capacity
Clamp Support: Boss Head Clamp, German Style
Ring Support: Support Ring with Boss Head Clamp, 100mm
Seal Clamp: Ball Joint Pinch Clamp #35
Cork Stand: 110mm
Lab Jack: Stainless Steel, 4x4x6?¡À
Connector Fittings: (2) GL-18 with 3/8?¡À Straight Hose Barb Adapter
SKU:KIT-COLDTRAP-2L-B3520Cold Trap: 1L Cold Trap Dewar Condenser, 35/20 Ball Joint
Receiving Flask: 1L One Neck Round Bottom Flasks ¡§C 35/20 Center Joint
Lid: PTFE Cold Trap Lid, 1L
Stand/Rod: Lab Stand and Rod Set, 11.8x7x26" (LxWxH)
Clamp: HFS Lab Chain Clamp, 150mm Capacity
Clamp Support: Boss Head Clamp, German Style
Ring Support: Support Ring with Boss Head Clamp, 100mm
Seal Clamp: Ball Joint Pinch Clamp #35
Cork Stand: 110mm
Lab Jack: Stainless Steel, 4x4x6?¡À
Connector Fittings: (2) GL-18 with 3/8?¡À Straight Hose Barb Adapter
Vacuum inlet/outlet: 3/8" barb
Capacity: 2L
Joint Size: 35/20 Ball Joint
Components
Cold Trap: 2L Cold Trap Dewar Condenser, 35/20 Ball Joint
Receiving Flask: 2L One Neck Round Bottom Flasks ¡§C 35/20 Center Joint
Lid: PTFE Cold Trap Lid, 2L
Stand/Rod: Lab Stand and Rod Set, 11.8x7x26" (LxWxH)
Clamp: HFS Lab Chain Clamp, 150mm Capacity
Clamp Support: Boss Head Clamp, German Style
Ring Support: Support Ring with Boss Head Clamp, 120mm
Seal Clamp: Plastic Keck Clip #24
Cork Stand: 120mm
Lab Jack: Stainless Steel, 6x6x10?¡À
Connector Fittings: (2) GL-18 with 3/8?¡À Straight Hose Barb Adapter
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
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4.8 ★★★★★
Based on 28 reviews
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Product Reviews
★★★★★ 5
Love them
Color: White, Size: 15 inches, Color: White, Size: 15 inches
I have these floating shelves all over my house. The are made nice and sturdy and they come with simple instructions. They come it various sizes and can almost fit anywhere. These particular shelves are in my makeup closet and they look so great and organized.
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Reviewed in the United States on December 24, 2025
★★★★★ 5
Exceeds my expectations
Color: White, Size: 24 inches, Color: White, Size: 24 inches
Easy to install, exceeds my expectations. I’d buy it again.
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Rustic Wall Shelves That Just Work
Size: 17inch, Color: Black
I bought these six floating shelves to add some storage and a cohesive look to a few walls around the house. The set has a rustic real wood vibe with an industrial edge, and the black finish keeps things feeling clean and understated. It turned out to be a practical way to create space without committing to a bulky cabinet, and I appreciated having multiple pieces to arrange in different rooms.
Installation was straightforward. The package includes 12 brackets, wall anchors and screws, plus clear directions, so I could get them up without much hassle. It takes about eight minutes to mount each shelf, and the hardware feels solid. The shelves can hold around 20 pounds each, which is plenty for everyday items like books, a plant, an alarm clock, or framed photos.
In use, the look is exactly what I wanted: sturdy, simple, and able to blend with existing decor across the bedroom, bathroom, kitchen, and living room. The real wood surface and the exposed metal brackets give a cohesive, rustic vibe that elevates plain walls and makes it easy to rotate items in and out.
One small note is that the boards are 17 inches long and about an inch thick, so planning spacing and wall space matters a bit. The brackets being visible is part of the look, not a flaw, but it means accurate mounting is important. Overall I am very pleased with the set and it earns a solid five stars.
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Reviewed in the United States on April 17, 2026
★★★★★ 5
Great shelves
Size: 17inch, Color: Light Walnut, Size: 17inch, Color: Light Walnut
I love how these look in the nook in my bathroom. I needed 6 inch shelves and this was way easier than ripping 8 inch from the hardware store
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Reviewed in the United States on March 30, 2026
★★★★★ 5
Great
Size: 36inch, Color: Light Walnut, Size: 36inch, Color: Light Walnut
Got the job done very light weight but durable great condition installation was super easy
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Reviewed in the United States on April 29, 2026