Inowa Bottom Rolling External Sliding Door System

Inowa sliding door system
Roto Inowa Sliding Door System - a fresh approach to external sliding doors, offering weather protection for peace of mind

Welcome to the Roto Inowa sliding door system

Transform your space with the innovative Inowa Sliding Door System.

Crafted with precision engineering and meticulous attention to detail, this cutting-edge system seamlessly blends form and function to deliver unparalleled performance and style.

Why Roto Inowa Sliding Door System?

Sash weight up to 400kg

Up to 3000mm x 3600mm

Weather tested for protection

Security tested

Surround locking points

Tooling available

Low profile threshold

Soft close as standard

Soft open available

Welcome to the Roto Inowa sliding door system

With its sleek and minimalist design, the Roto Inowa effortlessly enhances any contemporary setting, adding a touch of elegance and refinement to your home or commercial space.

But the true beauty of the Inowa Sliding Door System lies in its exceptional functionality. Equipped with state-of-the-art weather sealing technology, it provides superior protection against the elements, ensuring optimal insulation and energy efficiency year-round.

From scorching summers to harsh winters, rest assured that your space remains comfortable and cosy, while reducing energy costs and environmental impact.


Water tightness

Air permeability

Wind resistance

Corrosion protection

Security to RC2

Ongoing support

With Coastal Group, you're never alone. We are here every step of the way to answer your questions and offer technical support, from enquiry through to ordering your Inowa and installation.

Roger Phillips - Projects & Engineering

Lee Endean - Sales & Support

Roger and Lee have decades of experience working in the joinery trade and can support you with your Inowa project. Get in touch to find out more.

Tooling for hire or purchase

Simplify your sliding door system installation and save time with our convenient tooling service.

  • Efficiency – Achieve swift installation, saving you valuable time and effort
  • Accuracy – With precise measurements and alignments, your sliding door system operates smoothly and securely
  • Professional results – Benefit from professional quality results that delight customers

Access the tooling you need when you need it without having to purchase and store expensive equipment with our hiring service, or purchase your own bespoke set for multiple installations.

Coastal's knowledgeable staff are here to assist, providing guidance on tool selection, usage and maintenance. Get in touch to find out more.


Door Width/Height Calculation

Scheme A Table of Parts

Scheme A Plan

Scheme A Side Elevation

Installation guide 200kg

Installation guide 400kg

Inowa brochure



Get started today

The innovative Inowa sliding door system from Roto is available to order today from Coastal Group.

To get started simply click the link below to complete the enquiry form. You will need:

  • Configuration details (i.e. how you would like the leaves of your sliding door system configured)
  • Sash rebate measurements (width and height)
  • Handle requirements and finish
  • Soft open requirements.


If you have any questions or queries about your Inowa project or whether the system is right for you, drop us an email or give us a call on 01726 871 025.

0 Products

Sorry, we couldn't find any products.