Dometic Seitz S4 Top Hung Window (Various Sizes Available)
Dometic Seitz S4 Top Hung Window (Various Sizes Available)
Dometic
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Short Description
The Dometic Seitz S4 Top Hung Windows are a proven complete window system for motorhomes, caravans and van conversions. With a top-hung opening design, built-in darkening blind and flyscreen, double acrylic glazing and a secure locking system, they offer a practical balance of ventilation, insulation and privacy in one high-quality unit.
Important: The Dometic Seitz S4 windows are designed for flat wall installations only and are not suitable for curved body panels. Please check your vehicle panel shape and aperture requirements before ordering.
Key Features
- Multiple width x height top-hung hinged window sizes available
- Designed for motorhomes, caravans and van conversions
- Built-in darkening roller blind and flyscreen
- Top-hung telescopic / friction hinge design for convenient ventilation and adjustable opening
- Security locking system helps prevent the window being opened from the outside
- Double acrylic glazing and insulated frame construction for strong thermal performance
- Blind and flyscreen can be clipped together for easier one-handed adjustment
- Suitable for wall thicknesses of 26 to 41 mm
Product Description
The Dometic Seitz S4 Top Hung Windows are a well-established choice for customers building or upgrading a motorhome, caravan or campervan. The S4 range is designed as a complete hinged window system with built-in roller blind and flyscreen, combining ventilation, privacy and insulation in one neat installation.
The top-hung opening design uses friction-style telescopic hinges, allowing the window to be opened for controlled ventilation while maintaining a clean, practical setup for life on the road. The integrated darkening blind and flyscreen help make the interior more comfortable in a wider range of conditions, and the two can be clipped together for simpler day-to-day adjustment.
The S4 range is also valued for its double acrylic glazing and insulated frame construction, helping improve thermal performance compared with more basic single-pane vehicle windows. This makes the range a strong option for customers who want a more refined, practical and comfortable window solution for touring and conversion use.
With multiple sizes available, the Dometic Seitz S4 range offers a flexible solution for a wide variety of vehicle layouts. It is especially well suited to conversions where integrated blinds, insect protection and a more finished OEM-style appearance are important.
Size Guide
| Size Variant | Width | Height |
|---|---|---|
| 350 x 500 | 350 mm | 500 mm |
| 500 x 300 | 500 mm | 300 mm |
| 500 x 350 | 500 mm | 350 mm |
| 500 x 450 | 500 mm | 450 mm |
| 500 x 500 | 500 mm | 500 mm |
| 600 x 500 | 600 mm | 500 mm |
| 700 x 300 | 700 mm | 300 mm |
| 700 x 400 | 700 mm | 400 mm |
| 700 x 450 | 700 mm | 450 mm |
| 800 x 450 | 800 mm | 450 mm |
| 900 x 400 | 900 mm | 400 mm |
| 900 x 450 | 900 mm | 450 mm |
| 900 x 500 | 900 mm | 500 mm |
| 900 x 600 | 900 mm | 600 mm |
| 1000 x 450 | 1000 mm | 450 mm |
| 1000 x 500 | 1000 mm | 500 mm |
| 1000 x 600 | 1000 mm | 600 mm |
| 1100 x 450 | 1100 mm | 450 mm |
| 1200 x 300 | 1200 mm | 300 mm |
| 1200 x 500 | 1200 mm | 500 mm |
| 1200 x 600 | 1200 mm | 600 mm |
| 1300 x 600 | 1300 mm | 600 mm |
Specifications
| Feature | Specification |
|---|---|
| Product Type | Top-hung hinged wall window |
| Brand | Dometic |
| Model | Seitz S4 |
| Available Sizes | Various |
| Opening Style | Top-hung / hinged |
| Glazing | Double acrylic glazing |
| Integrated Blind | Yes |
| Integrated Flyscreen | Yes |
| Locking System | Security locking system |
| Wall Thickness Suitability | 26 - 41 mm |
| Typical Applications | Motorhomes, caravans, van conversions |
| Installation Note | Flat wall installation only |
ABOUT US
ABOUT US
Last updated: December 11, 2025
Hi, I'm George — and with me in the picture is Ella. This was taken near the top of Ben Hope, the most northerly Munro in the UK!
GOTCHU was built from a simple belief that great adventures deserve great equipment & the right gear can completely change your experience outdoors.
After many trips exploring the UK — from the rugged coastline of northern Scotland to the vast landscapes of the Highlands — sometimes with the right gear and ofter with the wrong gear. We realised finding equipment that was reliable, well-designed, and genuinely built for real-world adventure wasn't always straightforward. So we decided to build a place that focused on exactly that.
Who’s Behind GOTCHU?
Well, Us! We’re outdoor enthusiasts first — the business simply grew from that passion.
Whether it's hiking remote trails, exploring the NC500, camping on the coast, or chasing views in the Highlands, adventure is a big part of our lives.
The experiences we’ve had outdoors shapes the products we choose to sell.
If it isn’t something we’d trust on our own trips, it doesn’t make it onto the site.
This hands-on approach means every product is chosen with intention — focusing on durability, usability, and performance where it actually matters.
Why We Started GOTCHU
We noticed that a lot of outdoor gear retailers had become either; mass-market catalogue stores or overly niche boutiques — We wanted something in between.
A place where you could confidently buy equipment knowing it had been carefully selected, properly sourced, and backed by people who actually use it.
We’ve curated a wide range of outdoor products in one place so you don’t have to jump between multiple websites.
And if you ever feel like a product is missing or would make a great addition to the store — please reach out and let us know.
Our Approach
We work closely with UK-based manufacturers, distributors, and specialist suppliers to source equipment that meets our expectations for:
- durability
- performance
- usability
Everything in our catalogue is selected deliberately.
Our goal isn’t to sell everything — it’s to sell the right things.
Equipment that earns its place on your next trip.
Adventure should be exciting — not stressful because your equipment lets you down.
That’s why we built GOTCHU.
Reliable gear.
Carefully chosen.
Backed by people who actually use it.
Trust us — we gotchu.
Every product we sell is something we’d happily take on our own trips.
GOTCHU Ltd is a small independent business built by two outdoor enthusiasts who believe great gear makes better adventures.
DELIVERY & RETURNS
DELIVERY & RETURNS
Last updated: December 11, 2025
Delivery
We ship within the United Kingdom using trusted suppliers and specialist fulfilment partners. Estimated delivery times vary depending on the product and supplier, but lead times are clearly shown on each product page.
Because some items ship directly from different UK partners, orders may occasionally arrive in separate deliveries.
Returns
If you need to return an item, please review our Return & Refund Policy for full details regarding eligibility and timeframes. If you’re unsure whether a product is suitable before purchasing, feel free to contact us and we’ll be happy to help.
More information
For full delivery details, including estimated lead times and shipping conditions, please see our Shipping Policy.
FAQs
FAQs
Frequently Asked Questions
Click THIS LINK to understand how your order is processed.
Where do you ship?
We currently ship within the United Kingdom only. This allows us to offer clearer delivery expectations, faster lead times, and more reliable customer support.
How long will my order take to arrive?
Delivery times vary depending on the product and supplier. Estimated lead times are clearly shown on each product page. Once your order has been dispatched, you’ll receive confirmation and tracking details where available.
Why do delivery times vary between products?
Some items are shipped directly from specialist UK suppliers or manufacturers, while others require additional handling or preparation. Factors such as product size, availability, and delivery location can affect lead times. We aim to be transparent and provide realistic estimates at all times.
Will my order arrive in more than one delivery?
In some cases, items within the same order may be shipped separately. This usually occurs when products are supplied by different UK partners. If this applies to your order, you’ll be notified.
Can I return an item?
Yes. If you need to return an item, please review our Return & Refund Policy for full details, including eligibility and timeframes. If you’re unsure whether a product is suitable before purchasing, feel free to contact us for guidance.
What if my item arrives damaged or faulty?
If your order arrives damaged or develops a fault, contact us as soon as possible with your order number and photos where relevant. We’ll work quickly to resolve the issue in line with your statutory consumer rights.
Do you offer warranties?
Many of our products include manufacturer warranties. Warranty details, where applicable, are listed on the product page or provided upon request.
How can I contact you?
For product questions, order support, or general enquiries, please use our Contact Us page or email us directly. We aim to respond promptly and provide clear, helpful support.
How do you choose the products you sell?
We work with UK-based manufacturers, distributors, and specialist suppliers and select products based on durability, performance, and real-world usability. As outdoor enthusiasts ourselves, we prioritise equipment we would genuinely trust and use.
Do you offer discounts or price matching?
We focus on fair, transparent pricing rather than short-term discounts. If you have a question about pricing or availability, feel free to get in touch.
Can I change or cancel my order?
If you need to amend or cancel an order, contact us as soon as possible. Once an order has been processed or dispatched, changes may not be possible.
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