
Berp BioOil for Pistons and Rotor Valves - #2 (Medium) Overview
Berp BioOil #2 (Medium) is a 1 oz, non-petroleum valve oil for brass instruments, formulated from plant-based materials and designed for piston valves and rotor valves. This medium-viscosity option is our in-house brass expert’s preferred brand of oil, chosen for consistent application and reliable valve function while avoiding petroleum-based sourcing.
Berp BioOil #2 (Medium) Piston & Rotor Valve Oil Specifications
- Type: Valve oil for piston valves and rotor valves
- Viscosity: #2 (Medium)
- Volume: 1 oz
- Formula: Petroleum free (non-petroleum)
- Toxicity: Non-toxic
- Viscosity range: Available in multiple viscosities (widest range in the Berp line)
Condition
Brand new in sealed retail packaging.
Who the Berp BioOil for Pistons and Rotor Valves - #2 (Medium) is For
Berp BioOil #2 (Medium) is a plant-based, non-petroleum valve oil designed to lubricate piston valves and rotor valves on brass instruments. It is for players and technicians who want a medium-weight oil suited to common day-to-day valve feel and response, with a formulation that meets application requirements without petroleum-based sourcing.This is a practical choice for working musicians, students, and shops that stock multiple viscosities for different instruments, valve tolerances, and player preferences; #2 Medium sits in the middle of the lineup when a lighter or heavier oil is not the right fit.
Common Questions About Berp BioOil #2
Is Berp BioOil #2 only for piston valves, or can I use it on rotors too?
Berp BioOil #2 is designed for both piston valves and rotor valves, making it a flexible choice for trumpet/cornet/euphonium pistons as well as rotor instruments.
What does “#2 (Medium)” mean in valve oil?
#2 indicates the medium viscosity in the Berp BioOil range, intended for players who want a balanced feel between lighter, faster oils and heavier oils that may suit wider clearances.
Is this a petroleum-based valve oil?
No. Berp BioOil is a non-petroleum oil made from plant-based materials and is intended to avoid carbon footprint from sourcing.
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Berp BioOil for Pistons and Rotor Valves - 1 Oz. #2 (Medium)
Berp BioOil for Pistons and Rotor Valves - #2 (Medium) Overview
Berp BioOil #2 (Medium) is a 1 oz, non-petroleum valve oil for brass instruments, formulated from plant-based materials and designed for piston valves and rotor valves. This medium-viscosity option is our in-house brass expert’s preferred brand of oil, chosen for consistent application and reliable valve function while avoiding petroleum-based sourcing.
Berp BioOil #2 (Medium) Piston & Rotor Valve Oil Specifications
- Type: Valve oil for piston valves and rotor valves
- Viscosity: #2 (Medium)
- Volume: 1 oz
- Formula: Petroleum free (non-petroleum)
- Toxicity: Non-toxic
- Viscosity range: Available in multiple viscosities (widest range in the Berp line)
Condition
Brand new in sealed retail packaging.
Who the Berp BioOil for Pistons and Rotor Valves - #2 (Medium) is For
Berp BioOil #2 (Medium) is a plant-based, non-petroleum valve oil designed to lubricate piston valves and rotor valves on brass instruments. It is for players and technicians who want a medium-weight oil suited to common day-to-day valve feel and response, with a formulation that meets application requirements without petroleum-based sourcing.This is a practical choice for working musicians, students, and shops that stock multiple viscosities for different instruments, valve tolerances, and player preferences; #2 Medium sits in the middle of the lineup when a lighter or heavier oil is not the right fit.
Common Questions About Berp BioOil #2
Is Berp BioOil #2 only for piston valves, or can I use it on rotors too?
Berp BioOil #2 is designed for both piston valves and rotor valves, making it a flexible choice for trumpet/cornet/euphonium pistons as well as rotor instruments.
What does “#2 (Medium)” mean in valve oil?
#2 indicates the medium viscosity in the Berp BioOil range, intended for players who want a balanced feel between lighter, faster oils and heavier oils that may suit wider clearances.
Is this a petroleum-based valve oil?
No. Berp BioOil is a non-petroleum oil made from plant-based materials and is intended to avoid carbon footprint from sourcing.
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Berp BioOil for Pistons and Rotor Valves - 1 Oz. #2 (Medium)
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.
