Fortis PI 400 Office Chair For Neck & Back Pain | Leather Headrest
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Tired of Neck & Back Pain From Working All Day? This Ergonomic Office Chair Is Just What You Need!
If you're stuck at a desk for hours on end and battling back pain or stiff necks, you're not alone—and you don’t have to suffer anymore.
👉 Meet the Fortis PI 400 Ergonomic Office Chair by KOS Ergonomics — the chair everyone’s talking about. Engineered to fight pain, improve posture, and provide lasting comfort, this isn’t just an office chair... it’s a posture revolution in your workspace.
🔥 Why the Fortis PI 400 is a Must-Have for Anyone Who Sits Most Of The Work Day:
✅ Say Goodbye to Pain – Adjustable lumbar support + headrest = instant relief for your neck and back.
✅ Total Custom Comfort – 4D armrests, tilt, height, and seat depth adjustments adapt to you.
✅ Built Like a Tank – Durable aluminium frame, premium foam, and 60mm castors for non-stop use.
✅ Heavy-Duty Approved – 150kg weight capacity and 24/7 certification for even the toughest workloads.
💡 Built for Working Professionals:
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Remote Workers & Office Pros: Finally sit comfortably all day.
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Doctors, Physios & Ergonomists: The perfect chair to recommend to your patients or clients.
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Tall & Sturdy Users: Heavy-duty strength and size-inclusive design means it actually fits you.
Backed by Certifications:
- EN 1335-1:2020 – Office Furniture: Office Work Chair – Part 1: Dimensions (Determination of Dimensions)
- EN 1335-2:2018 – Office Furniture: Office Work Chair – Part 2: Safety Requirements
- BS 5459-2:2000+A2:2008 – Heavy-duty office chair certification (up to 150kg, 24-hour use)
- Passed tests for durability, component durability, stability, and safety.
🎯 Stop Suffering. Start Sitting Smarter.
The Fortis PI 400 Ergonomic Chair is more than a seat—it's your daily defense against pain, poor posture, and fatigue. Upgrade your workday right now and feel the difference from day one.
Visit our showroom today to test out the Fortis PI 400 Ergonomic Office Chair, or buy online now for quick delivery and exceptional service. Don't miss out on the ultimate chair for your workspace!
👉 Don’t wait—your back will thank you.
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Posture Tips & Improved Ergonomics
Sitting for long periods can often lead to discomfort or pain, especially in areas like your hips, lower back, and tailbone. Here are some simple, effective tips to help improve your posture and reduce common issues like hip pain when sitting, lower back pain when sitting, and tailbone pain when sitting.
1. Support Your Lower Back
If your lower back hurts when sitting, it's often due to a lack of proper support. Make sure your chair has good lumbar support to keep your spine aligned. You can also use a small cushion to provide extra support if needed.
2. Keep Your Hips at the Right Angle
When your hip hurts when sitting, it may be due to poor alignment. Your hips should be level with or slightly higher than your knees. Adjust your chair height so your feet are flat on the ground and your knees form a 90-degree angle. This can help reduce hip joint pain while sitting and prevent buttock pain when sitting and lying down.
3. Adjust Your Seat Position
For those dealing with coccyx pain when sitting or a sore tailbone from sitting, ensure your seat isn’t pressing too hard on your tailbone. Try a cushion with a cut-out section to relieve pressure on the tailbone and improve comfort.
4. Move Regularly
If you feel buttock ache when sitting or hip discomfort when sitting, it's a sign that your body needs a break. Stand up, stretch, or take a short walk every 30-60 minutes. Regular movement can ease tension and prevent hip ache when sitting or lower back pain while sitting.
5. Exercise for Strength and Flexibility
A good workout for back pain can strengthen your core and back muscles, reducing discomfort. Exercises like gentle stretches or yoga can help relieve bottom pain when sitting, butt pain while sitting, and improve overall posture.
By following these posture tips and incorporating ergonomic tips into your daily routine, you can reduce discomfort and improve your overall well-being while sitting. Make sure to listen to your body and adjust your workspace as needed to stay comfortable throughout the day.
Download Your FREE Posture Watch Poster!
Get Serious About Your Posture With This Helpful, Free Reminder!
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Find Your Perfect Solution To Pain-Free Work.
Expert Advice
Our experts are highly trained and experienced in providing tailored solutions for back pain sufferers.
Get in touch with one of our Experts and they will be happy to offer simple guidance on what you should be looking for in an Ergonomic Product!
Visit A Showroom
Try out all of our Back Care Ergonomic Chairs in one of our 2 Showrooms. You have the option of Tipperary or Dublin.
Please note, our showrooms are by appointment only.
This is down to the fact that we always offer our full, undivided attention to every customer. You will meet an Ergo Expert in person, who will recreate your work set up and offer advice on the best office chair for your situation.
Purchase Online
If you know what Ergonomic Product you want, you can easily purchase online, or request an official quote!
To request a quote, simply add the product to your basket and "Request A Quote".
You can also request a quote from our dedicated Customer Support team!
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