Senville 18000 BTU Floor Mounted Mini Split & Heat Pump | SENA/18HF/IF
Where central HVAC duct runs aren't on the table, Senville 18000 BTU Floor Mounted Mini Split & Heat Pump | SENA/18HF/IF is the climate answer — ductless mini-split with heat pump, sized for Natural application. Heat-pump operation delivers both heating and cooling from the same outdoor unit, with inverter compression maintaining efficiency across the temperature swing. Across a multi-zone install, individual indoor units handle their own thermostat and setpoint — the family room comfortable at one temperature, the home office at another, all driven by the same outdoor condenser. Inverter compression keeps the outdoor unit modulating rather than cycling, which translates to lower noise, lower utility bills, and longer compressor life than older single-stage alternatives.
The ductless format opens climate control to spaces where central HVAC ductwork isn't viable — finished basements, attic conversions, garage workshops, and additions over unconditioned crawlspaces. Once installed by HVAC trade, the indoor unit absorbs the room's climate management with whisper-grade blower noise and inverter-compressor efficiency — the kind of system that runs without announcing itself. Up close, the engineering shows in the small details — the line set routing, the condensate management, the way the indoor cover hides the install rather than announcing it. Manufacturer warranty applies to compressor and electronics; the system is engineered for residential and light commercial use with standard refrigerant service intervals.
Specs & Coverage
Flexible financing available. Spread payments over time with our trusted partners — apply in minutes with no impact to your credit score.
Learn MoreFrequently Asked Questions
We ship nationwide via LTL freight for slabs and large-format products, and parcel for smaller items. Shipping is curbside delivery; inside delivery and white-glove options are available on request. Estimated lead times are 5–10 business days for in-stock items; special order or custom-cut work runs 2–4 weeks. Tracking is provided as soon as the order ships.
Yes. Qualified designers, contractors, and developers receive trade pricing across our full catalog plus dedicated project support. Apply for Trade Access to get set up, or visit the Trade & Developer program page for details.
Returns of unopened, undamaged stock products are accepted within 30 days of delivery (a 15% restocking fee applies on returned freight). Custom-cut natural stone, fabricated pre-fab pieces, and special-order items are final sale. See our full Refund Policy for details.
Inspect every shipment before signing. If you see exterior damage, note it on the freight bill or refuse the shipment. For damage discovered after delivery, document with photos within 48 hours and contact us — we'll process the freight claim and replace damaged material at no cost to you.
Listed prices are for material only. Installation, fabrication (for slabs), and templating are quoted separately. We work with a network of certified installers — request a quote and we'll connect you with an installer in your area.
We offer a virtual showroom with live consultations from anywhere — book a 30-minute call with a designer to walk through finishes, slab character, and design recommendations. Selected metro areas also have local showroom partnerships; contact us for in-person viewing.
Care varies by material. Natural stone (granite, marble, quartzite) benefits from periodic sealing and pH-neutral cleaners. Engineered quartz requires no sealing and cleans with mild soap and water. Porcelain is the most maintenance-free of the bunch. Every shipment ships with material-specific care instructions; full guides are available on our Care Guides page.
Visualize It in Your Space
Five visualizers that let you preview this material across your real-world surfaces — no guesswork, no surprises.
