Published by Liquid Action Systems · Updated September 2026
A commercial water vending project needs more than enough floor space for a machine. A dependable installation starts with the complete system: source water, treatment, storage, dispensing, drainage, electrical service, customer access and room for safe maintenance.
These requirements affect equipment selection, construction cost and day-to-day reliability. Reviewing them before ordering equipment helps property owners avoid expensive changes after delivery. This guide explains the questions to bring to an early site review. It is a planning resource, not an engineered installation drawing; final requirements depend on the selected system, the property and local codes.
Start with the source water
The treatment system can only be designed properly when the incoming water is understood. Document whether the site uses municipal water or a private source, where the supply enters the building, and what information is available about water quality.
A useful site file includes:
- Available pressure and flow at the proposed connection
- The location and size of the supply line
- Recent water-test information, when available
- Known hardness, sediment, taste, odour or treatment concerns
- Expected daily volume and peak customer demand
- Seasonal conditions that may affect the source or building
Water chemistry and demand influence pretreatment, reverse-osmosis configuration, storage and service intervals. Choosing equipment before gathering this information can produce a system that is unnecessarily complicated—or one that cannot comfortably meet demand.
Plan drainage before equipment placement
Filtration, flushing, membrane operation, rinsing and maintenance can all create drainage needs. The proposed equipment location should be reviewed alongside the available drain route, not as a separate decision.
Confirm whether gravity drainage is practical, where discharge can be routed and what local plumbing requirements apply. Also consider floor protection, leak detection and how the space would be managed during maintenance. If a simple gravity route is unavailable, the design may need additional components and a more detailed review.
Confirm the exact electrical requirements
Voltage, circuit capacity and protection depend on the equipment being proposed. For example, Liquid Action’s published information for the LA-1002-HS vending window identifies a 110-volt GFI connection, while treatment, pumping, storage or support components may have different requirements.
Use the current specification for the exact configuration—not a requirement copied from a different model. A qualified local electrician should confirm the available service, dedicated circuits where required, outlet placement and applicable electrical rules before installation.
Measure the entire system, not only the customer-facing machine
The visible vending interface is only one part of the footprint. Behind it may be pretreatment, reverse-osmosis equipment, product-water storage, pumps, plumbing manifolds, controls and monitoring components.
A practical layout provides:
- Clear access for filter changes, inspection and repairs
- Safe clearance around electrical and mechanical components
- Reasonable plumbing runs without creating avoidable restrictions
- Protection from freezing, excessive heat and contamination
- Space to clean the area and respond to a leak
- A path for future storage or treatment capacity if demand grows
Equipment that technically fits but cannot be serviced efficiently is not a successful layout.
Review the customer side of the installation
Infrastructure is only half of site fit. The location also needs to work for the people who will use it. Review visibility from the road or store entrance, parking, lighting, accessibility, bottle handling and whether customers can refill without conflicting with deliveries or other traffic.
For exterior installations, weather exposure, snow management, drainage around the customer area and freeze protection deserve particular attention. For indoor installations, operating hours, floor protection and the route customers take through the business can influence convenience and sales.
Define responsibilities before construction begins
A clear scope prevents last-minute confusion. Before work begins, document what the equipment supplier provides, what the property owner or host provides, which tasks require licensed local trades, and who is responsible for permits, site preparation and ongoing maintenance.
Liquid Action supplies water-vending and treatment equipment and can provide system recommendations, basic drawings, layout guidance, remote setup support and ongoing phone or remote support. Standard service does not include onsite installation; specialized onsite support may be considered separately by inquiry.
Commercial water vending site-readiness checklist
- Identify the intended application. Clarify the customer, volume, operating model and whether the project includes vending, treatment or both.
- Document the source water. Gather pressure, flow, connection and available water-quality information.
- Measure the proposed space. Include doors, service clearances, ceiling height and the path equipment must travel during delivery.
- Map utilities. Record water, drain and electrical locations rather than assuming they can be moved easily.
- Review customer access. Check parking, visibility, lighting, accessibility and seasonal conditions.
- Confirm local requirements. Determine which work requires permits or licensed trades in the project jurisdiction.
- Plan commissioning and maintenance. Decide who will monitor performance, change filters, sanitize equipment and respond to service needs.
- Allow for growth. Avoid a layout that blocks future storage, treatment or capacity improvements.
Frequently asked questions
Can I choose a vending machine before reviewing the site?
You can compare options, but final selection should account for source water, utilities, treatment needs, space, customer access and operating goals. A site-first review reduces the chance of choosing around the wrong constraint.
Does every system use the same plumbing layout?
No. Layout varies with the source water, treatment design, equipment, drain route, building conditions and local requirements.
Who performs the installation?
Local licensed trades may be required for plumbing, electrical or other site work. Responsibilities and local requirements should be confirmed before construction begins.
Why should future expansion be considered now?
A layout that blocks service access or leaves no practical path for added treatment, storage or capacity can make later growth unnecessarily expensive.
Plan the complete system before equipment arrives
The safest and least expensive time to solve infrastructure problems is during planning. Liquid Action can help review the property, intended use and likely system requirements before a purchase decision is made.
Review your site before equipment is selected or call 1-800-460-4503 to discuss a commercial water vending or treatment project in Canada.