# Concealed WC Frame VIEGA Eco Plus Slim 664077 for Wall-Hung Toilet, Slim Installation Module

**URL:** https://aio.lv/en/product--viega-664077--11851177
**Data updated:** 2026-03-09 17:26 (EET)
**Category:** Toilets & Bidets
**Manufacturer:** VIEGA
**Manufacturer code:** 664077
**EAN:** 5901292921279
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 291.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 241.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--viega-664077--11851177

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

VIEGA concealed WC frame Eco Plus Slim 664077 is a slim installation module designed for wall-hung toilets. The unit provides a mounting structure for a wall-mounted pan and hidden cistern connections. Intended for installation into stud walls or niches, it supports standard wall-hung toilet fittings and simplifies plumbing connections during bathroom renovation or new construction.

## Long description

The VIEGA Eco Plus Slim 664077 concealed WC frame is a slim installation module designed to support wall-hung toilets while accommodating hidden cistern connections. Intended for installation into stud walls or recessed niches, this frame provides a stable mounting structure and simplifies plumbing during bathroom renovation or new construction. The slim profile minimizes depth requirements, making it suitable for compact bathrooms or space-saving layouts while maintaining load-bearing capability for standard wall-hung pans.
Advantages
The slim installation module offers a compact profile that reduces required installation depth without compromising structural support for wall-hung toilets. Factory-aligned connection points streamline plumbing work and reduce on-site adjustments. The concealed design keeps the cistern and mounting hardware out of sight, enabling a clean, minimal bathroom appearance and easier surface finishing. The module is compatible with standard wall-hung toilet fittings and is suitable for installation in stud walls or recessed niches.
Suitable for (tasks / use cases)
Installing wall-hung toilets in small or space-constrained bathrooms
Bathroom renovation projects where concealed cisterns are required
New construction installations with stud walls or niche mounting
Commercial and residential settings requiring a flush-mounted toilet solution
Key specifications
Slim installation frame profile optimized for reduced wall depth
Mounting structure designed for wall-hung toilet pans
Integrated connection points for concealed cistern plumbing
Suitable for installation in stud walls or recessed wall niches
Durable construction to support standard load requirements for wall-hung toilets
How to use
Position the installation frame within the stud wall or niche according to local building and plumbing codes, ensuring correct height and alignment for the chosen wall-hung pan. Secure the frame to the surrounding structure following the manufacturer’s installation guidelines, and connect water supply and waste outlet at the integrated connection points. After making plumbing connections and testing for leaks, finish the surrounding wall surface and install the wall-hung toilet pan and flush plate according to the pan and flush plate manufacturer instructions. Verify stability and proper operation of the concealed cistern and wall-hung pan before final use.
Usage recommendations
Verify compatibility with the selected wall-hung toilet pan and flush plate prior to installation. Use certified plumbing fittings and follow local regulations for water supply and waste connections. When installing in stud walls, ensure the frame is anchored to load-bearing elements or reinforced framing to maintain long-term stability.

## FAQ

### How much does the VIEGA Eco Plus Slim 664077 WC Frame cost, and is it available for purchase?

The price is 291.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can VIEGA Eco Plus Slim 664077 WC Frame be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All VIEGA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized VIEGA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11851177/67249680_large.webp