

Geberit Duofix In-Wall Carrier for 2x4 Construction 1.6/0.8 GPF (Model 111.798.00.1)
Overview:
The Geberit Duofix in-wall carrier system with Sigma concealed tank is designed for 2x4 room-height walls. It provides great durability, water efficiency, and modern design options. Ideal for residential or commercial projects where space and aesthetics matter.
Key Features:
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2x4 Stud Compatibility: Designed for room-height, 2x4 wood or steel partition wall installations.
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High Load Capacity: Supports up to 880 lbs (400 kg), making it suitable for robust and long-term use.
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Concealed Dual-Flush Tank: Fully insulated to prevent condensation and built-in dual-flush mechanism (1.6/0.8 GPF or 1.28/0.8 GPF) for maximum water savings.
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Adjustable Bowl Height: Toilet seat height adjustable from 15" to 19", meeting personal comfort and ADA guidelines.
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Clean, Modern Aesthetic: Allows floor space to remain clear, enabling effortless cleaning and enhanced visual appeal.
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Flush Plate Flexibility: Compatible with all Geberit Sigma series actuator plates and remote flush buttons (sold separately).
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Superior Engineering: Features Geberit's proven fill and flush valve technologyâno flappers or chains that wear out over time.
Installation & Included Components:
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Geberit Duofix carrier frame with Sigma concealed tank
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Pre-installed fill and flush valves
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Water supply stop valve
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Drainage elbow
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Mounting hardware
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Ready for connection to water supply, drainage, and venting systems
Note:
A compatible wall-hung toilet bowl and Sigma actuator plate are required to complete installation (sold separately).
Product Spec Sheet
📥 Download PDFFrequently Asked Questions
How long does shipping take and what are the costs?
Our mission is to provide you with fast, safe, and affordable shipping. Orders typically ship within 1–2 business days.
We are happy to offer free shipping for all orders within the Greater Toronto Area (GTA).
For addresses outside the GTA, orders over $1000 qualify for free shipping.
Please note: Our primary commitment is to deliver every item safely and without damage. For this reason, some large or fragile items may require specialized, premium handling to ensure their protection. These items may not qualify for the free shipping offer, even if they are over $1000, to guarantee a secure delivery.
For complete details, you can view our full shipping policy here.
What is your return policy?
We want you to love your purchase! Here is a summary of our return and exchange policy:
- Returns: Eligible items can be returned for a full refund within 7 days of delivery.
- Exchanges: Eligible items can be exchanged within 30 days of delivery.
- Condition: All items must be unused, uninstalled, and in their original packaging with the invoice.
- Please Note: Final sale, clearance, and "By Order" items are non-returnable. Customers are responsible for return shipping costs.
We highly recommend you see the full return & exchange policy here for complete details on eligibility, restocking fees, and how to handle a return.
Do you offer trade pricing for contractors and designers?
Absolutely. We specialize in building long-term partnerships with contractors, interior designers, and other trade professionals. We understand the importance of value and reliability for your business.
Beyond special pricing for bulk orders and large projects, we are committed to being your trusted supplier. This includes working to price match legitimate quotes to ensure you receive the best possible value for your clients.
Please contact our team to discuss your project needs, set up a trade account, and receive a customized quote. We look forward to working with you.
Do you recommend professional installers for your products?
Yes, we absolutely do. A professional installation is the best way to ensure your new vanity, faucet, or shower functions perfectly and that your product warranty is protected.
Because we work closely with a network of the best local professionals, we can confidently recommend trusted and experienced installers for your project. We have recommendations for skilled plumbers and contractors serving the Mississauga, Vaughan, North York, Toronto, Durham Region, Oshawa, and across the Greater Toronto Area (GTA).
Please contact us after your purchase, and we will be happy to connect you with a qualified professional to ensure your project is completed correctly.
Can I visit a physical showroom or store?
Yes, we invite you to visit our showroom to experience the quality of our products firsthand. It's the perfect place to get inspired for your project and see stunning fixtures from world-class brands.
We proudly display a wide range of products from industry leaders like Riobel, Toto, Duravit, Moen, and Delta. Our expert team is on-site to help you compare styles and finishes in person.
Our showroom is open Monday through Saturday from 10 AM to 6 PM. Sunday visits are also available by appointment.
You can find us at: 7250 Keele St #86, Vaughan, ON L4K 1Z8, Canada.
What is your price match policy?
Yes, we price match authorized Canadian retailers. To request a match, please send our team a link to the identical, in-stock item before you place your order.
The item must be regularly priced (not clearance or a timed sale). Our match is based on the final price, including shipping, to ensure you always get the best value.
How can I contact your store?
Our team of highly-trained professionals is ready and happy to help with any questions you may have. We ensure our staff receives regular training to provide you with the best possible product knowledge and support.
You can reach us through several channels:
- Phone: +1 (416) 700-4346
- Email: info@bathroomsupplier.ca
- Visit Us: 7250 Keele St #86, Vaughan, ON L4K 1Z8, Canada
For the quickest response, simply click the WhatsApp or live chat icons on our website to chat directly with a member of our team during business hours.