What Are the Key Specifications of a 700mm Wide Dual Wing Expandable House?

Author: Steve

Oct. 27, 2026

What Are the Key Specifications of a 700mm Wide Dual Wing Expandable House?

A 700mm wide dual wing expandable house is a transportable building designed to open out from a compact configuration into a wider usable space. However, “700mm wide” should not be treated as a complete product specification: it may refer to a particular folded component or dimension, and buyers should confirm exactly what is measured. Before comparing suppliers, request the folded and deployed dimensions, structural details, materials, utility provisions, and transport requirements in writing. The conversion is straightforward: 700mm equals 0.7m, but that figure alone does not establish the house’s overall size or capacity.

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Quick Specification Summary

  • Clarify the 700mm measurement: Confirm the dimension, measurement points, and whether it applies in transport or deployed mode.
  • Compare both configurations: Request external and internal dimensions when folded and fully expanded.
  • Check the structure and envelope: Review the frame, floor, wall and roof materials, insulation options, and connection details.
  • Confirm project requirements: Verify openings, utilities, loading information, transport arrangements, and applicable local requirements.
  • Get a project-specific document set: Use an approved drawing and specification sheet as the basis for quotation and production discussions.

What Is a Dual Wing Expandable House?

A dual wing expandable house uses a central section and two folding or expandable side sections. During installation, the wings are opened and secured to create more floor area than the compact transport configuration provides. The actual layout, expansion method, and finished dimensions depend on the selected design, so the product name alone is not enough to determine its capacity.

This format can be considered for temporary accommodation, site offices, project support space, or other relocatable building needs. Its practical value depends on the site, intended occupancy, local building requirements, and the time and equipment available for installation. We recommend assessing the complete building configuration rather than choosing on the “700mm” description alone.

Core Functions and Application Scenarios

Expandable space for project use

The folding design is intended to reduce the space occupied during transport and provide a larger layout after deployment. Buyers should ask how the wings are opened, supported, joined, and sealed, because these details affect site planning and the finished interior. Request installation instructions and any handling requirements before confirming delivery arrangements.

Common uses to evaluate

For construction or infrastructure projects, a unit may be considered for offices, break areas, or staff accommodation, subject to the project’s specifications and approvals. For remote or temporary sites, check access roads, unloading space, ground conditions, and the availability of required utilities. For longer-term use, pay particular attention to durability, insulation, ventilation, maintenance access, and compliance with local rules.

Key Specifications Buyers Should Verify

A reliable comparison starts with consistent documentation. Ask each supplier to identify the specification revision, show the same measurement points, and distinguish standard items from optional features. The table below lists the main items to confirm; it does not assume that every 700mm wide model has identical dimensions or equipment.

Specification area What to request Why it matters
Dimensions Folded and deployed length, width, and height; internal clear dimensions; measurement points for the stated 700mm Confirms transport envelope, usable space, and whether suppliers are quoting comparable configurations.
Structure Frame material and profile, connection details, floor construction, and available loading information Helps the project team assess handling, support, and suitability for the intended site and use.
Walls and roof Panel construction, material options, thickness in mm, insulation details, and weather-sealing approach Provides a basis for evaluating thermal, acoustic, and weather-related needs without relying on vague descriptions.
Openings and layout Door and window positions, room arrangement, and available customization options Checks that circulation, access, and the intended use fit the site plan.
Utilities Electrical design and ratings, plumbing provisions, lighting, ventilation, and connection points Identifies what is included, what requires local installation, and what must be coordinated before delivery.
Transport and installation Shipping dimensions and weight, lifting points, unloading needs, installation sequence, and site preparation Reduces the risk of access, equipment, or installation mismatches.

Dimensions and the meaning of “700mm”

Ask the supplier to mark the 700mm dimension directly on a drawing and label whether it describes the folded width, a panel, a structural member, or another component. The unit conversion helps avoid a basic comparison error: 700mm is 0.7m, while 1m is 1,000mm. Do not infer the deployed width, number of occupants, or total floor area from the 700mm figure.

Materials, insulation, and utilities

Request the material description for the frame, floor, wall panels, roof, doors, and windows, including any available alternatives. If the building will be used in hot, cold, wet, or noisy conditions, define the performance needs with the supplier and confirm the selected construction in the final documents. For electrical planning, have the supplier state the proposed voltage, frequency, and rated loads; as a unit relationship, 1kW equals 1,000W, but this does not indicate the capacity of a particular model.

With competitive price and timely delivery, Hongshun Guangju sincerely hope to be your supplier and partner.

Types and Material Options

Expandable houses can be offered with different frame, panel, floor, window, and interior arrangements. The right combination depends on operating conditions, expected duration of use, transport constraints, budget, and local requirements. Rather than selecting materials by name alone, ask for product descriptions, drawings, and any relevant documentation available for the exact configuration being quoted.

Customization may include room divisions, door and window positions, interior finishes, or utility provisions, depending on the supplier’s offering. Every change should be reflected in the approved drawing and quotation. This is especially important when a modification affects folded dimensions, total weight, installation steps, or the location of service connections.

Buyer Selection Factors

Match the design to the site and use

Start by defining how the house will be used, how many rooms are needed, and whether the requirement is temporary or longer term. Compare the deployed internal layout against furniture, equipment, access routes, and occupancy requirements. Also confirm that the site can accommodate delivery, unloading, expansion, and ongoing maintenance.

Evaluate the complete commercial offer

Compare quotations by configuration rather than headline price. Check what is included in the supply, what is optional, how packaging and transport are handled, and which party is responsible for installation and site preparation. Ask for the expected production schedule and the assumptions behind it, without treating an indicative lead time as a guaranteed delivery date.

Supplier Support and Documentation

For a fair supplier evaluation, request a dimensioned drawing, a written specification, a bill of included items, and clear notes on exclusions. Ask how revisions are controlled and how approved changes will appear in production documents. If structural, electrical, or other local approvals apply, confirm which documents the supplier can provide and which must be arranged by the buyer or local project team.

At Hongshun Guangju, we can discuss the project configuration and help buyers identify the information needed for a product comparison and quotation. Share the intended application, destination, required layout, site conditions, and any applicable project specifications. We can then review the requested configuration and clarify the relevant dimensions, materials, options, and supply scope before you make a purchasing decision.

Conclusion: Confirm the Drawing Before You Confirm the Order

The key specifications of a 700mm wide dual wing expandable house are not captured by the width label alone. Buyers should verify what the 700mm refers to, compare folded and deployed dimensions, and review the frame, panels, utilities, openings, transport requirements, and installation scope for the exact configuration. The next practical step is to request a dimensioned drawing and written specification, then compare supplier quotations against the same project requirements. Contact Hongshun Guangju with your application and destination details to begin a project-specific discussion.

For more information, please visit 700mm Wide Dual Wing Expandable House.

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