A Quiet, Portable Way to Support Veterinarian-Directed Equine Respiratory Routines
Flexineb® 3 Portable Equine Nebulizer System pairs silent operation with a soft adult-horse mask and rechargeable portability.

When Respiratory Equipment Adds Friction to Barn Life
That concern follows you beyond the stall. It can surface while you are grooming at the cross-ties, warming up at home, or walking toward the in-gate. You find yourself reconsidering bedding, hay storage, ventilation, turnout conditions, and every other detail that might affect the air your horse breathes. Even when you have clear veterinary guidance, delivering an inhaled medication or supportive liquid consistently can feel like another complicated barn responsibility.
The practical demands add up quickly. A respiratory routine may need to fit between feeding, turnout, work, and travel, yet some equipment can tie you to a power source or involve a setup your horse finds unfamiliar. If your horse becomes tense beneath a rigid or poorly fitting interface, you may spend more time introducing the equipment than completing the planned session. At a show or away from your regular barn, limited outlets and crowded aisles can make an already careful process harder.
You are not looking for a shortcut or a substitute for veterinary care. You need a dependable way to carry out your veterinarian’s directions while keeping your horse’s experience as quiet, comfortable, and familiar as possible. The real challenge is finding an equine-specific delivery system that works with barn life rather than adding more friction to it.

Noise, Poor Fit, and Outlet Dependence Can Disrupt the Routine
Not every inhalation device works the same way. A metered-dose inhaler chamber is designed for puffer medication, while a mesh nebulizer converts a measured liquid into an aerosol. Those formats are not interchangeable, and an improvised collection of masks, tubing, cords, or human-scale equipment may be awkward around a full-sized equine muzzle. Noise, a restrictive feel, or a poor seal can also make your horse wary before the session has properly begun.
That creates a frustrating cycle. You assemble the equipment, find a usable outlet, introduce the mask, and try to keep your horse settled while watching the medication and connections. If the routine feels cumbersome, it becomes harder to fit around turnout, lessons, hauling, or show schedules. You may postpone a planned session, rush the process, or avoid traveling with the equipment because the setup takes too much space and attention. None of those pressures changes how much you want to follow the plan correctly.
Meanwhile, you are left monitoring every breath and wondering whether the equipment is suitable for your horse’s needs. Buying another generic device does not answer the essential questions: Will it fit your horse? Is it designed for the prescribed delivery format? Can you use it without a wall outlet? Until those practical gaps are resolved, even straightforward veterinary directions can feel difficult to carry out consistently.
- ✗Finding a nearby power outlet can limit where a planned respiratory session takes place.
- ✗An unfamiliar, rigid, or noisy setup may make mask introduction more difficult for the horse.
- ✗Loose components can complicate organization at the barn or while traveling.
- ✗Different liquids may call for controller settings suited to their characteristics.

An Equine-Specific System Built Around the Horse
The E3 controller offers three selectable power levels for different liquid characteristics, along with improved auto-tuning and dry-medication-cup detection. The controller automatically switches off after 35 minutes. A fully charged battery provides approximately six hours of operating time, so the system is not limited to a wall outlet during use. The included standard-flow medication cup holds 10 milliliters, and the supplied volume extender expands total capacity to 30 milliliters. A metered-dose inhaler adaptor is also included for veterinarian-directed MDI use.
For your horse, those specifications translate into a quieter, less restrictive routine. The adult blue mask has a 20-inch inside circumference and seals by adjusting the strap around your horse’s head. The rechargeable controller and safety strap allow your horse to wear the unit while walking rather than remaining fixed beside an outlet. The clear aerosol chamber also lets you observe mist production while your horse breathes normally through the valve system.
For you, the complete kit keeps the essential components together: mask, controller, battery, charger, connector cable, medication cup, volume extender, MDI adaptor, holding chamber, valves, strap, instructions, and carrying case. That makes it easier to maintain one organized system at home or on the road while following your veterinarian’s diagnosis and treatment protocol. Flexineb does not replace professional veterinary guidance; it provides an equine-specific way to carry out that guidance. Backed by equine expertise and offered by Schneiders, Trusted since 1948.
Silent Operation
The system operates silently, helping keep the equipment less intrusive during veterinarian-directed use.
Soft, Adjustable Adult Mask
The flexible blue mask fits over an adult horse’s face and uses an adjustable head strap to create a seal.
Rechargeable Portability
Battery-powered operation allows the unit to be worn while the horse walks, without remaining beside a wall outlet.
Organized Complete Kit
The supplied carrying case keeps the mask, controller, medication components, valves, charger, cables, instructions, and accessories together.
What Arrives in the Carrying Case
- Blue soft-shell adult horse mask and adjustable mask strap
- Flexineb E3 controller kit with safety strap
- Standard-flow medication cup and extension cup
- Metered dose inhaler adaptor
- Aerosol holding chamber
- Inlet valve kit and exit valve kit
- Rechargeable battery, connector cable, charger, and user guide
Compare Equine Inhalation Delivery Systems
These products use different delivery formats, so the appropriate choice depends on your veterinarian’s directions, the prescribed medication format, and your horse’s fit needs. “Not listed” means the cited manufacturer material did not publish that specification.
| Feature | Schneiders Flexineb® 3 Portable Equine Nebulizer System | SaHoMa®-II Inhalation Set for Horses | AeroHippus® Equine Aerosol Chamber |
|---|---|---|---|
| Device and delivery type | Full-muzzle vibrating-mesh equine nebulizer with an aerosol holding chamber | Full-muzzle equine inhalation set with a mesh nebulization unit | One-nostril spacer chamber for metered-dose inhalers; it is not a liquid nebulizer |
| Supported medication format | Nebulizes appropriate liquid solutions; the complete system also includes an MDI adaptor | Nebulizes liquid solutions; the manufacturer also publishes instructions for a separate dosage-aerosol adaptor | Designed for commonly prescribed metered-dose inhalers; not designed for dry-powder inhalers |
| Published liquid capacity | 10 ml medication cup, expandable to 30 ml with the supplied volume extender | 17 ml maximum mesh-nebulizer fill capacity | Not applicable; no liquid medication cup is used |
| Power and mobility | Rechargeable 7.4 V lithium-ion battery with approximately six hours of operation from a full charge | Rechargeable 11.1 V lithium-polymer battery integrated into the system | No powered nebulizer or battery required; medication comes from the attached MDI |
| Controls or session feedback | Three selectable power levels, dry-cup/end-of-dose detection, and automatic shutoff after 35 minutes | Continuous and timed operating programs, charge-level indicator, and automatic shutoff | Flow-Vu® indicator moves with inhalation to help confirm the seal, coordinate actuation, and count breaths |
| Fit approach | This retailer configuration has an adult mask with a 20-inch inside circumference; the manufacturer offers small, standard, and large mask sizes | One mask housing with three published sealing-ring sizes for full-sized horses, ponies, foals, and small ponies | One-size design published for horses ranging from foals to warmbloods |
| Published ready-to-use weight | Not listed in the cited manufacturer pages | 1.45 kg | Not listed in the cited manufacturer pages |
From Liquid Cup to Aerosol Holding Chamber
- ✓Silent portable equine nebulizer operation
- ✓Soft blue mask sized for an adult horse
- ✓Rechargeable controller with safety strap
- ✓Standard-flow medication cup with extension cup
- ✓Metered dose inhaler adaptor and aerosol holding chamber included
Everything Needed for an Organized Equine Setup

A Portable System Made to Fit the Horse’s Routine
Flexineb combines silent operation, a soft adjustable adult mask, rechargeable mobility, selectable controller modes, aerosol delivery components, and organized storage for veterinarian-directed equine respiratory use.
Bring a Quieter Respiratory Setup to the Barn
Explore the Flexineb® 3 Portable Equine Nebulizer System for portable, veterinarian-directed delivery of aerosolized medications and natural therapies to a horse’s airways.