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    Can You Put a Bathroom in a Garden Room?

    LouMil Team5 January 20264 min read
    Can You Put a Bathroom in a Garden Room?

    Adding a bathroom to your garden room transforms it from a simple outbuilding into a truly functional living space. Whether it's a full bathroom, shower room, or just a WC, here's what you need to know.

    Is It Possible?

    Absolutely! Modern garden rooms can accommodate full bathrooms with toilets, showers, and sinks. The key is proper planning and professional installation of plumbing and drainage systems.

    Drainage Options

    There are several ways to handle drainage:

    • Mains Connection: The most reliable option, connecting directly to your property's existing drainage system
    • Septic Tank: Suitable for properties not connected to mains drainage
    • Pumped System: Uses a macerator pump when gravity drainage isn't possible

    Building Regulations

    Adding plumbing to your garden room typically requires building regulations approval. This ensures:

    • Proper ventilation
    • Adequate drainage
    • Safe electrical installations in wet areas
    • Compliance with water efficiency standards

    Costs to Consider

    Adding a bathroom will increase your project cost, typically by:

    • Basic WC: £3,000 - £5,000
    • Shower Room: £5,000 - £8,000
    • Full Bathroom: £8,000 - £15,000+

    Our Approach

    At LouMil, we design garden rooms with bathrooms from the ground up. Our team handles all plumbing, drainage connections, and building control applications to ensure a fully compliant installation.

    Ready to Start Your Project?

    Get your free 3D design and fixed quote. No obligation, no pressure.