Commercial Aluminum Windows for Hotels: How to Build a Project Window Schedule

A hotel may have hundreds of window openings that look identical on an elevation. In use, they do different jobs. A guestroom window may need controlled ventilation and simple operation. A bathroom may need privacy glass. A kitchen, plant room, public area, or high-level opening can bring different cleaning, safety, acoustic, and maintenance needs. A commercial aluminum window schedule must capture these differences before suppliers quote.

A hotel window schedule is the project table that identifies each opening and states what must be supplied. It gives the architect, facade consultant, contractor, hotel operator, and manufacturer one shared record. Buyers can use it to make consistent supplier comparisons. A complete schedule covers operation, performance, glass, finish, hardware, wall interfaces, and approval evidence. That same schedule can then track submittals, production, delivery, installation, and final inspection.

Divide the Hotel Into Window-Use Zones

Start by analyzing room use and site conditions—not by picking a window series name. Mark every area where occupancy, weather exposure, access, privacy, or cleaning changes. One window type can serve several zones, but only after the design team confirms that it works in each location.

Guestrooms and suites

Record whether each opening is fixed, operable, or a combination of both. For an operable guestroom window, state the opening direction, opening restrictor, insect screen, handle position, and cleaning access. Also check that the sash will not conflict with curtains, blinds, furniture, or the room’s air-conditioning layout. A label such as “casement” or “sliding” is not a complete operation description.

The schedule should also distinguish standard guestrooms from accessible rooms, suites, connecting rooms, and rooms at corners or setbacks. Those locations may change reach, wind exposure, glass area, or the position of mullions relative to the interior layout.

Bathrooms, corridors, and service areas

Bathrooms may need privacy glazing, finishes suited to moisture, and a sash that clears nearby fittings. Corridors and stair areas may have different fire, smoke, fall-protection, or ventilation requirements under project rules. Kitchens, laundries, and plant rooms can expose windows to heat, grease, chemicals, or frequent maintenance. State these conditions in the schedule.

Separate these areas even when their rough opening dimensions match a guestroom. A shared size does not establish a shared glass, hardware, seal, or finish schedule.

Public rooms and exposed elevations

Lobbies, restaurants, ballrooms, conference rooms, and facade feature areas often use larger glass sizes or more complex combinations of fixed and operable units. Record mullion alignment, visual sightlines, interior finishes, and interfaces with cladding or curtain wall work. At coastal, high-rise, corner, or podium conditions, flag exposure zones so the project engineer can assign the correct structural and water-resistance basis.

This zoning exercise produces a window-type legend. Give each type a clear reason. Otherwise, nearly identical types can multiply and make pricing, production, and installation harder to control.

Match Each Opening to an Operation and Access Plan

Before selecting a product, check the actual opening. Survey existing buildings. For new construction, compare the architectural, structural, facade, and interior drawings before fixing dimensions.

Record the opening condition

For each window mark, record the rough-opening width and height. A rough opening is the unfinished wall opening, not the factory size of the window. Also record the wall build-up, sill level, head and jamb details, reveal depth, tolerances, supporting material, fixing zone, cladding interface, drainage path, and installation access. Add the elevation, grid, floor, room number, and orientation so installers can find the opening without guessing.

Do not copy rough-opening dimensions into the manufacturing-size field. The project team must first agree on deductions, perimeter joints, packers, flashings, membranes, sealants, sub-sills, and movement allowances. State who approves the final manufacturing size and the deadline for that approval.

Choose operation by use, not appearance alone

Fixed windows have no moving sash, but they cannot provide purge ventilation. Casement, awning, tilt-and-turn, sliding, hung, and other systems offer different opening areas, hardware loads, screen options, and cleaning methods. Review the EDUN commercial aluminum window portfolio to identify available operation types, then match each type to the room use, ventilation plan, facade pressure, guest access, local rules, and operator requirements.

Write a complete operation description. For example: “outward-opening casement, hinged left when viewed from inside, restricted opening, removable interior screen,” subject to project approval. Add a handing diagram if words could be misunderstood. Confirm the permitted opening distance, handle height, and operating-force limits with the accessibility and safety team.

Build the Commercial Aluminum Window Schedule Fields

A useful schedule prevents hidden assumptions without becoming difficult to update. Keep fixed identification data separate from technical fields that may change during the submittal process.

Identification and geometry fields

Include at least the following columns:

Field	What it controls
Window mark and revision	Links drawings, schedule, submittal, and production record
Floor, elevation, grid, and room	Locates every opening and prevents delivery mix-ups
Quantity	Supports takeoff, packing, and floor-by-floor release
Rough opening and manufacturing size	Separates site condition from fabricated unit
Configuration and handing	Defines fixed/operable lights, mullions, sash direction, and screens
Sill/head levels and reveal	Coordinates interior layout, waterproofing, and installation access
Wall/interface type	Connects the unit to cladding, membrane, sub-sill, and sealant details

Give every genuinely different configuration a unique mark. Do not create a new type simply because the room number changes. If the construction is identical, record the different locations and quantities under the same type.

Performance, finish, and evidence fields

The next group should record the required values for structural design pressure, air leakage, water penetration, U-factor, solar heat gain coefficient, visible transmittance, and acoustics. Add any project-specific condensation or durability criteria. For each value, identify the standard, unit, tested size, report reference, and whether the evidence covers the exact window being offered.

When specified, add the aluminum alloy and temper, profile or system reference, and thermal-break requirement. Record the interior and exterior finish, color, gloss or texture, approved coating sample, complete glass build-up, hardware set, gaskets, drainage, screens, and restrictors. Status fields should show the drawing reference, submittal review, sample approval, production release, delivery batch, and inspection result.

Add a revision date and reason every time the schedule changes. If a supplier proposes an alternative, keep the original requirement visible. Record the proposed value, evidence, reviewer, and decision in separate fields. This prevents an approved finish sample or glass substitution from silently replacing the design requirement before production.

Coordinate Performance, Glass, and Hardware as One Assembly

Approve the frame, glass, and hardware as one assembly. Their interaction determines whether the window fits the opening, operates correctly, and meets the stated performance requirement.

Air, water, structural, and thermal performance

Set performance requirements for the project location and the exact opening configuration. The FGIA performance-class overview explains that a Performance Grade covers more than design pressure; applicable air, water, and structural requirements also form part of the evaluation. Record the required grade and test basis instead of using a vague label such as “commercial grade.”

Compare energy data on the same basis. Where this rating path applies, the NFRC Commercial Certification Program uses project-specific certificates for U-factor, solar heat gain coefficient, visible transmittance, and air leakage. Other markets use different standards and units. State the jurisdiction, method, exact configuration, and evidence required. Do not compare center-of-glass data with whole-window values.

Glass must match location and opening type

Write the full glass build-up: pane thicknesses, cavity, coating surface, gas fill where used, spacer, tint, frit or pattern, laminate interlayer, and heat-treatment or safety-glazing requirement. Give each approved build-up a glass code so the schedule does not repeat a long description in every row.

Safety glazing is location-dependent. In the United States, for example, the CPSC architectural glazing standard covers glazing in specified products and hazardous applications; the project team must determine the applicable locations and test evidence. Do not assume that thicker ordinary glass, a security film, or the word “tempered” satisfies every jurisdiction.

Hardware must survive the operating pattern

Specify hinges or rollers, stays, handles, locks, restrictors, screen hardware, fasteners, and access-control parts as one hardware set. Record the required material or finish, expected use frequency, replacement access, keying responsibility, and the maintenance method available to hotel staff.

Ask the supplier to state the maximum sash size and weight that their proposed hardware can support. Confirm handle position and operation on a full-size sample or mock-up where accessibility, guest safety, or operator preference is important.

Use the Schedule Through Submittals, Installation, and Acceptance

Keep the window schedule active after the order is placed. Approval and traceability fields make late changes to glass, finish, or hardware visible before the factory starts production.

Close interfaces before production

Require coordinated shop drawings. They should show frame profiles, any reinforcement, glass, drainage, gaskets, hardware, screens, anchors, perimeter joints, sub-sills, flashings, and connections to nearby air and water barriers. The responsible designers and material suppliers should confirm sealant and membrane compatibility.

The FGIA guidance on window installation emphasizes following the manufacturer’s written instructions. Those instructions still need project details for the actual wall system. Assign responsibility for opening preparation, surveying, packing, anchorage, flashing, perimeter seals, interior closure, protection, and repairs.

Approve samples and test the defined assembly

Use corner samples to review profiles, finishes, glass edges, gaskets, and hardware. A visual mock-up can settle sightlines, color, reflections, screen appearance, handle position, and interior connections. If the project requires testing, define the specimen, test sequence, pressures or criteria, witnesses, report format, and correction process before the test begins.

At delivery, check marks, quantities, dimensions, finish, glass labels, hardware sets, damage, and packing. During installation, record opening condition, frame alignment, fixing, drainage continuity, perimeter sealing, operation, and protection. Final acceptance should include operation, locks, restrictors, screens, glass condition, sealant, drainage paths, cleaning, spare parts, and maintenance documents.

Send EDUN a Schedule That Can Be Quoted

Use the schedule to show which window choices belong to each hotel zone. Do not ask suppliers for one undifferentiated price per square meter. A useful proposal should connect each quoted configuration to its window mark, quantity, location, glass, finish, hardware, performance basis, and installation scope.

For an RFQ, provide the latest drawings, completed window schedule, location and code basis, elevation exposure, performance criteria, glass and finish codes, hardware sets, interface details, required submittals, testing plan, production phasing, packing labels, delivery sequence, and site-support scope. This package then serves as the working hotel window specification for bid evaluation. When the schedule is ready, review EDUN against the same project requirements, then request a hotel window proposal from EDUN that identifies inclusions, exclusions, assumptions, evidence, and unresolved items against the same schedule.

FAQ

Q1: What is the difference between a window schedule and a window quotation?

A1: The schedule defines openings, configurations, materials, performance, interfaces, and evidence. The quotation prices a proposed supply scope against that information. Keeping the schedule separate makes supplier assumptions and omissions easier to identify.

Q2: Should every hotel guestroom use the same aluminum window?

A2: Not automatically. Standard rooms may share a type, but accessible rooms, corner rooms, suites, exposed elevations, and different interior layouts can change reach, opening control, size, glass, or hardware. Use one type only where the requirements are genuinely the same.

Q3: Which dimensions should be sent to the window manufacturer?

A3: Send surveyed or designed rough openings, wall interfaces, sill/head levels, and the agreed method for deriving manufacturing sizes. Identify who has authority to release final dimensions. Do not ask the manufacturer to infer joint allowances from an architectural opening alone.

Q4: What should be checked before commercial aluminum windows are released for production?

A4: Close the configuration, handing, dimensions, profile, finish, glass, hardware, screens, performance evidence, anchors, drainage, perimeter interface, samples, shop drawings, quantities, marks, packing, and delivery sequence. Record each approval and revision in the schedule.