Ask for the Spec Sheets: Windows, Siding, HVAC, and Controls

Two homes in a planned Georgia community can look similar while carrying different equipment, finishes, and options. Before comparing claims about comfort, upkeep, or efficiency, ask for the documents that identify what will actually be delivered with the particular plan and lot you are considering.

A brochure is a starting point, not a home-specific equipment schedule. Request the current specifications for the address or lot, and ask which selections are standard, which are upgrades, and which may change before closing.

Exterior of the two-story home at 3075 Franklin St in Stonebrook, Austell, Georgia, with gray siding, stone accents, front windows, attached garage and lawn.

Start With the Home-Specific List

Ask the sales or construction team for a written feature and option schedule tied to the specific home, including any substitutions. Compare that schedule with the purchase documents and any design selections. If a model is not finalized, request the expected specification and the process for confirming the installed product.

Keep a simple record of each item: manufacturer, model or product line, relevant performance documentation, included or optional status, warranty provider, and the document or contact that confirms it. Photos and model-home displays cannot establish what is included in another home.

Windows: Identify the Actual Assembly

For windows, request the manufacturer, series, frame material, glazing configuration, and the applicable product label or specification sheet. Ask whether the exact windows in the selected home have low-emissivity coatings, gas fills, or other features rather than assuming those details from general marketing language.

Window labels can report tested performance characteristics for a specified product configuration. They do not, by themselves, confirm installation quality, the orientation of the windows in the home, or future utility bills. Match any label or performance figure to the model and glazing package actually specified.

Also ask for operating and cleaning instructions, warranty terms, and who handles a service claim. Confirm whether screens, specialty glass, or other accessories are included or optional.

Siding: Check Material, Finish, and Care

Request the siding manufacturer, product line, material, factory or field finish, and installation and maintenance guidance. Do not assume cement-based siding is used on every plan or elevation. Trim, accents, and different exterior surfaces may have different materials and care requirements.

A product warranty is not a blanket promise that every exterior condition is covered. Ask what the warranty excludes, whether registration is required, how finish coverage differs from substrate coverage, and what maintenance the manufacturer expects. Keep the actual product instructions with the home records.

HVAC: Ask About the Whole System

An HVAC description should identify the indoor and outdoor equipment, model numbers, system type, and relevant matched-system documentation where applicable. Ask about zoning, filtration, ventilation, and whether a heat pump, auxiliary heat, or other configuration is specified for this home.

Efficiency labels and ratings describe equipment under defined test conditions; they are not a prediction of a particular household’s energy costs or room-by-room comfort. Installation, ductwork, controls, weather, and occupant use also matter. Ask for commissioning or startup records, filter sizes, maintenance intervals, and the equipment and labor warranty details available at handoff.

Controls: Confirm What Is Installed

Ask for the thermostat or control manufacturer and model, and whether it supports scheduling, remote access, or integration with other equipment. A programmable or connected thermostat should not be presumed standard for every home. Clarify which capabilities require a network connection, account, subscription, or compatible HVAC equipment.

Request the user guide and a demonstration of basic settings at orientation. Confirm who can reset accounts and what support applies after closing.

What a Label Can—and Cannot—Tell You

Product labels, manufacturer sheets, and warranty certificates answer different questions. A label may identify a product or report a tested characteristic. A specification sheet describes a product configuration. A warranty sets out a manufacturer’s or provider’s stated coverage and conditions. None alone proves that a listed item is installed in the home you are buying.

Ask for a cross-reference between the documents and the installed products, particularly if substitutions occurred. A model number on the equipment, a window order schedule, or a finish schedule may help reconcile differences. If a claim cannot be matched to a home-specific record, treat it as unconfirmed until clarified in writing.

Bring the Questions to Your Home Comparison

When comparing plans and lots, ask for the same categories of documents for each candidate home. The Sustainable Builders FAQs explain why questions about plans, options, and ongoing ownership deserve attention early in the process. Use those questions to focus the conversation on the exact home rather than a general feature list.

Before key pickup, ask which manuals, warranty documents, installer contacts, and service records will be provided, and how unresolved selections or substitutions will be documented. The Sustainable Builders About page offers background on the builder, but the purchase and home-specific records should govern your understanding of included products.

The practical goal is not to collect the most impressive labels. It is to know which windows, siding, HVAC equipment, and controls belong to the home you are evaluating, what documentation supports each claim, and what information you will need to operate and maintain them.

Sustainable Builders logo.