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Chemglass GL-14, GL-18 Cap with Aperture
ChemglassCG-195Sale $4.00 - $4.50RetailOpen top Chemglass cap with aperture for use from GL-14 and GL-18 screw threads. The cap combined with the CG-197 sealing ring will accommodate tubing of the listed diameter. Cap is made from PBT... -
USA Lab GL-14 and GL-18 Solid Cap with PTFE Gasket
USA LabGL-SOLIDSale $2.50 - $3.00RetailGL solid end cap Connections can be used on distillation head, cold traps, chromatography columns, and much more. They are available in GL-14 and GL-18 with a PTFE gasket. -
Chemglass GL-14, GL-18 Cap with Aperture High Temperature
ChemglassCG-195-HSale $7.00 - $8.00RetailOpen top cap for use with GL screw threads. The cap combined with the CG-197 sealing ring will accommodate tubing of the listed diameter. Cap is made from PPS (polyphenylsiloxan) and will withstand... -
Chemglass Removable GL-14, GL-18 Straight & Bent Hose Connectors
ChemglassCG-198Sale $5.00 - $15.00RetailPolypropylene hose connections with a Viton rubber seal for use with GL-14 or GL-18 glass screw threads for working temperatures up to max +110°C. Enables the connection of cooling or vacuum hose by... -
USA Lab GL-14 and GL-18 Cap with Aperture
USA LabGL-CAPSale $2.00 - $3.00RetailGL Connections can be used on distillation head, cold traps, chromatography columns, and much more. They are available in GL-14 and GL-18. For Technical Support, Questions,
Description
The Solid Cap is made from PBT (thermoplastic polyester) and will withstand temperatures from -45°C to 200ºC. The PTFE Seal is available for purchase separately as well.
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SKU |
ITEM |
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CG-196-01 |
GL-14 Solid Cap with PTFE Seal |
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CG-196-10 |
GL-14 Individual PTFE Seal |
|
CG-196-02 |
GL-18 Solid Cap with PTFE Seal |
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CG-196-11 |
GL-18 Individual PTFE Seal |
High Temp GL Cap with Aperture
For Technical Support, Questions, or Other Issues Please Email or Call Us!

Shipping & Returns
1–3 Business Days
Standard Processing
Return Policy ↗
Varies by Product
Warranty Policy ↗
Varies by Product
3 Days to Claim
Inspect on Arrival
Shipping
- Orders ship within 1–3 business days after payment clears. We ship Monday through Friday via UPS, USPS, and freight carriers.
- Freight items (crated, hazmat, dropship, or special packaging) can take 1–5 business days to ship.
- Expedited shipping speeds up transit, not processing. Contact us for true rush orders.
- PO Box addresses ship USPS. Alcohols, chemicals, and hazmat cannot ship to a PO Box.
Delivery & Damage Claims
- Inspect every shipment on arrival. Claims must be filed within 3 business days.
- Visible damage? Refuse the delivery and have the driver document it. We will file the claim and ship a replacement.
- Concealed damage: contact us within 2 days with photos of the packaging and item. Keep all packing materials.
- Freight services (liftgate, residential, inside delivery) are the customer's responsibility to select for their location.
Returns
- USA Lab branded products are returnable within 30 days of order date with prior authorization. Email us before sending anything back.
- Solvents, chemicals, and consumables are not returnable once shipped. Custom and made-to-order items are final sale.
- Unused items in original packaging carry a 15% restocking fee. Defective items ship back on us.
- Items showing any signs of use, wear, contamination, or modification are not eligible for return.
- Glassware damage must be reported within 3 business days of delivery for replacement or refund.
Custom & Made-to-Order Items
- Customized and made-to-order products are final sale and not eligible for return under any circumstances.
- This includes ductless fume hoods, configured tanks and reactors, and any item built to your specifications.
- These products are manufactured specifically for your application. Confirm sizing, voltage, and configuration with our team before ordering.
- Damage claim coverage still applies. Inspect on arrival and report issues within 3 business days.
Warranty
- USA Lab products are covered against manufacturing defects for up to 3 years, depending on product line.
- 1 year: chillers, heaters, rotovaps, reactors, vacuum ovens, mixers, and most equipment. 2 years: UVP vacuum pumps. 3 years: scientific freeze dryers.
- Wear items (glassware, gaskets, heating elements, sensors) and fittings/steel are not covered. Report defects within 30 days (3 days for glass).
- Non–USA Lab brands are covered by their manufacturer's warranty. See the product's Warranty tab.
International Orders
- Import duties, taxes, VAT, and brokerage fees are not collected by USA Lab and are the receiver's responsibility.
- Verify your country's customs charges and import restrictions before ordering.
- Refused or unclaimed international shipments are refunded minus shipping and a 15% restocking fee.
- International orders are generally non-returnable. Damaged items must be reported within 3 business days.
Questions before you order?
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Summaries above are provided for convenience. The full Policies & Warranty Info pages govern all orders and may be updated at any time.