Custom Prefabricated Room with Toilet & Pantry (Self-Contained Unit)

Project Overview:

Kazema successfully designed, manufactured, and delivered a custom prefabricated open-plan room with integrated toilet and pantry, engineered as a fully self-contained solution with dedicated water and waste tanks. This project was developed to meet functional, durability, and comfort requirements suitable for UAE site conditions, providing a ready-to-use modular space with minimal site preparation.

The unit combines workspace efficiency, sanitation, and utility services within a single prefabricated structure, ensuring fast deployment, long service life, and ease of relocation.

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Project Specifications

Project Type:
Custom Prefab One Open Room with Toilet and Pantry (With Tanks)

Overall Size:
12.0 m (Length) × 3.6 m (Width) × 3.0 m (Height)

Structure Type:
Relocatable, self-contained prefabricated modular unit

Structural System & Base Frame

The prefab unit is constructed on a heavy-duty steel chassis frame, designed to withstand transportation, lifting, and long-term usage:

  • Steel chassis fabricated from structural tubes

  • Full perimeter beams with central runner and cross members

  • All steel components wire-brushed for surface preparation

  • Protected with one coat of anti-corrosion primer

This robust base ensures structural integrity, stability, and long service life under UAE climatic conditions.

Prefab House work inside company

Wall Construction & Insulation

The wall system is designed to provide thermal insulation, durability, and a clean interior finish:

External Wall Finish

  • 6 mm thick cement board

  • Finished with off-white exterior emulsion paint

Internal Wall Finish (Room Area)

  • 12 mm thick gypsum board

  • Finished with white emulsion paint

Internal Wall Finish (Pantry & Toilet)

  • 6 mm thick cement board

  • Finished with white emulsion paint for moisture resistance

Wall Insulation

  • 50 mm thick rock-wool insulation

  • Density: 30 kg/m³

  • Enhances thermal performance and acoustic comfort

Roof & Ceiling System

The roof structure is engineered for heat resistance and weather protection:

Roof Panel Options

  • GI profile sheets / Aluminium-GI sandwich panels

  • PU insulated sandwich panel system

Technical Details

  • GI polyester-coated sheets

  • Steel supports on the backside panel

  • GI outer thickness: 0.05 mm

  • Galvanized steel thickness: 26 gauge

  • PU insulation density: 35 kg/m³

  • Insulation thickness: 50 mm

False Ceiling

  • 12 mm thick gypsum board

  • Finished with white paint for a clean interior appearance

Porta cabin accommodation

Electrical Installation

The unit is fully electrified with a safe, non-concealed wiring system:

  • Fluorescent LED lights for interior illumination

  • Exterior light for safety and visibility

  • Non-concealed electrical wiring

  • 32A main power inlet

  • Provision for split air-conditioning units

Air Conditioning

  • 2 × 1.5-ton split AC units

  • Brand: Super General or equivalent

Flooring System

Main Room Flooring

  • Vinyl flooring installed over 18 mm marine plywood

  • Provides durability, comfort, and easy maintenance

Toilet & Pantry Flooring

  • GRP flooring installed over 18 mm marine plywood

  • Integrated drain holes for water discharge

Ticket Box

Doors & Windows

Main Entrance

  • 1 × heavy-duty aluminium powder-coated door

Internal Doors

  • Panel doors for toilet and pantry partitions

Windows

  • 1 × aluminium powder-coated sliding window

  • Allows natural light and ventilation

Toilet Compartment Details

The toilet cabin is designed for hygienic and efficient usage:

  • 1 × Western-style WC with flushing system

  • Spray hose installed

  • 1 × washbasin

  • 1 × exhaust fan

  • 1 × tube light

Pantry Area Details

The pantry compartment is fully functional and optimized for daily use:

  • Kitchen sink area with countertop and tap

  • 1 × exhaust fan

  • 1 × tube light

Plumbing & Drainage System

A complete plumbing network is installed with durable materials:

  • 3/4″ PPR pipeline for fresh water supply

  • 4″ UPVC/MS pipes for wastewater discharge

  • 1.5″ UPVC/MS pipes for greywater

All plumbing lines are non-concealed for ease of maintenance and inspection.

Custom Prefabricated Modular Toilets with built-in waste tank

Water & Waste Tank System

The unit operates independently using integrated tank solutions:

Water Tank

  • Capacity: 500 gallons

  • Material: GRP / PVC

  • Installed beside the toilet

  • Equipped with automatic pressure pump control

Waste Tank

  • Capacity: 1,350 gallons

  • Material: GRP

  • Fitted with:

    • 3-inch gate valve

    • 4-inch outlet pipe for sewage removal

  • Mounted on a built-in steel support frame beneath the unit

Project Outcome

This completed project delivers a fully self-sufficient prefab solution combining workspace, sanitation, and utility services in one modular unit. The structure is designed for quick installation, minimal civil work, and long-term reliability, making it ideal for site offices, remote locations, temporary accommodations, and operational facilities across the UAE.

Kazema General Trading L.L.C. continues to provide customized prefab and modular solutions tailored to client requirements, ensuring quality construction, compliance, and operational efficiency.