Description

USA Lab 15mm and 19mm PTFE Valve

The USA Lab 15mm and 19mm PTFE Valve is a replacement laboratory-use valve designed for USA Lab Rotary Evaporators. This valve provides a practical replacement solution for the glass vacuum port valve and is available in 15mm and 19mm sizes.

The REVALVE replacement valve is designed for laboratory vacuum applications and is compatible with the Glass Vacuum Port 15mm valve #35 or 18mm valve #35 configurations referenced for USA Lab Rotary Evaporators. The 19mm PTFE valve option provides a suitable replacement component for applicable rotary evaporator setups.

With size options of 15mm and 19mm, the USA Lab PTFE Valve allows users to select the appropriate replacement size for their equipment. It is intended as a replacement component for maintaining the vacuum-port valve assembly on compatible USA Lab Rotary Evaporators.

15mm & 19mm Options PTFE Valve Rotary Evaporator Replacement Laboratory Use

Replacement Valve: Designed as a replacement part for compatible USA Lab Rotary Evaporator vacuum-port valve assemblies.

Size Options: Available in 15mm and 19mm configurations to support different equipment requirements.

PTFE Construction: Uses a PTFE valve design for laboratory vacuum-port replacement applications.

Why buy from USA Lab

Expert Support
Engineers & technicians on staff.

Quality First
Tested and trusted products.

Fast Fulfillment
Nationwide 1-2 day shipping.

Warranty & Parts
US-based service & spares.

Why choose this USA Lab PTFE Valve?

Replacement component — provides a replacement option for the vacuum-port valve used with compatible USA Lab Rotary Evaporators.
Multiple size options — available in 15mm and 19mm configurations for different equipment requirements.
PTFE valve design — intended for laboratory-use vacuum-port applications.
Rotary evaporator compatibility — designed as a replacement part for compatible USA Lab Rotary Evaporator systems.
Practical maintenance solution — helps users replace an existing valve without replacing the complete rotary evaporator assembly.

Talk to an expert

Need help selecting the correct valve size or confirming compatibility with your USA Lab Rotary Evaporator? Contact our team for product guidance and technical support.

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Technical Specifications

Specification	Details
Product Name	USA Lab 15mm and 19mm PTFE Valve
Product Type	Laboratory Replacement Valve
Valve Type	PTFE Valve
Available Sizes	15mm and 19mm
Application	Laboratory Vacuum Port Replacement
Equipment	USA Lab Rotary Evaporator
Component Function	Replacement Vacuum-Port Valve
Material	PTFE
15mm Option	Available
19mm Option	Available
Reference Valve	Glass Vacuum Port 15mm Valve #35
Additional Reference	18mm Valve #35
Replacement Part	REVALVE
Laboratory Use	Yes
Vacuum Application	Rotary Evaporator Vacuum Port
Installation Purpose	Replacement of Existing Valve
Configuration	Size-Specific Replacement
Compatibility	Compatible USA Lab Rotary Evaporator Applications
Selection	Select 15mm or 19mm Size

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We’ll help confirm the correct valve size and equipment compatibility for your laboratory workflow.

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FAQ

What is the USA Lab 15mm and 19mm PTFE Valve used for?

The USA Lab 15mm and 19mm PTFE Valve is a replacement laboratory-use valve for the vacuum port on compatible USA Lab Rotary Evaporators.

What sizes are available for the USA Lab 15mm and 19mm PTFE Valve?

The USA Lab 15mm and 19mm PTFE Valve is available in 15mm and 19mm size options.

What type of valve is the USA Lab 15mm and 19mm PTFE Valve?

The USA Lab 15mm and 19mm PTFE Valve is a PTFE valve designed as a replacement component for laboratory vacuum-port applications.

Which equipment is the USA Lab 15mm and 19mm PTFE Valve compatible with?

The valve is intended as a replacement part for compatible USA Lab Rotary Evaporators, including configurations referencing the Glass Vacuum Port 15mm valve #35 or 18mm valve #35.

Important Shipping Notice!

DISCLAIMER:

All items are carefully packaged to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.

Please note that any damage occurring after delivery is not covered under warranty. We appreciate your understanding and your trust in our products.

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Specifications

Brand:	USA Lab
Thread:	PTFE

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.

Full Shipping Policy

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.

Damage & Freight Details

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.

Full Return Policy

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.

Return Eligibility Details

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.

Full Warranty Policy

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.

International Guidelines