• Flat Pack Self Build Garden Rooms

    Flat Pack Self Build Garden Rooms

    Flexible, fast and easy assembly

    Our buildings are available in range of sizes that will accommodate all needs. These are delivered flat packed including the structure plus all fixings to self build your own garden room.

    Starting from only
    £6,773.52

    View SIP Kits & Prices

  • Opulence Banner 7

    Opulence Garden Room

    Innovative, durable buildings.

    Delivery time in 3-6 weeks.
    Manufactured in the UK.
    Uses include home office, home gym and business premises.

    Shop the kit now

  • Home Office Banner No

    The quickest commute you’ll ever have.

    Self build garden offices.

    Supplied flat packed
    Price includes windows and doors
    Use all year round

    Shop the home office kit now

  • Whats Included Banner 1
  • Garden Room Uk Made

    Self Build Garden Rooms Manufactured in the UK

    Manufactured in our Blackburn factory

    Our buildings are available in range of sizes that will accommodate all needs. These are delivered flat packed including the structure plus all fixings to self build your own garden room.

    About Modular Sips

What we doFlat pack SIP garden rooms

Modular Sips are Manufacturers Of Premium Self Build Garden Rooms supplied flat packed.

Based in the UK Modular Sips Manufacture sip panels using Polyurethane Foam and OSB 3 Panels.

With our partners we can provide a service from concept to completion.

Modular Sips produce quality sip panels for structures and buildings. Manufactured in our new factory in the Ribble Valley Blackburn. We create full kits for our standard buildings and bespoke designs to be built quickly and efficiently. Sips enable us to offer the buildings of the future with cutting edge design.

Sip Home Office Kit

Home Office

Flat pack SIP home office

The Garden office available as a kit for the self builder or professional builder. With more people now choosing to do business from home, many require a perfect outdoor space that really works all-year-round.

Starting from only £6,773.52

View Kit

Deluxe Garden Room

Flat pack SIP home office

The Deluxe Garden room is available as a kit for the self builder or professional builder. With more people now choosing to do business from home, many require a perfect outdoor space that really works all-year-round.

Starting from only £9,216.24

View Kit

Deluxe garden room kit

Opulence SIP Kit

Opulence Garden Room

Flat pack SIP home office

An Opulence garden room provides a private sanctuary and is an excellent way to create extra entertaining, living and relaxation space. Extending your home into your garden is also an economical alternative that can add value to your property.

Starting from only £9,404.40

View Kit

Why our system is superior

At Modular Group we design, manufacture and install innovative, durable buildings.

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