# Flexible PEI Sheet FlashForge G3 ULTRA — replacement build surface (MPN 20003963001)

**URL:** https://aio.lv/en/product--flashforge-20003963001--10882364
**Data updated:** 2026-02-13 15:39 (EET)
**Category:** Office Equipment Accessories
**Manufacturer:** Flashforge
**Manufacturer code:** 20003963001
**EAN:** 6937120305927
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 61.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 51.23 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--flashforge-20003963001--10882364

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Flexible PEI sheet designed for FlashForge G3 ULTRA 3D printers (MPN 20003963001). Serves as a removable build surface that improves adhesion during printing and allows easy part removal after cooling or flexing. Suited for general FDM prints using PEI-compatible filaments; helps maintain a flat, clean printing area and simplifies bed maintenance.

## Long description

Flexible PEI Sheet for FlashForge G3 ULTRA is a removable build surface engineered to improve first-layer adhesion and simplify part removal for FDM 3D printing. The sheet attaches to the printer bed and provides a durable, flat printing surface compatible with a range of PEI-friendly filaments. It is intended as a maintenance and usability accessory to keep the build area clean and to reduce the need for adhesives or tape.
Advantages
The flexible PEI sheet offers consistent adhesion during printing while allowing straightforward removal of printed parts by flexing the sheet after cooling. Its smooth PEI finish resists warping and surface contamination, making bed cleaning easier and extending the usable life of the build platform. The sheet is thin and conformable for reliable contact with the heated bed, reducing hot spots and improving first-layer uniformity.
Suitable for
General FDM printing with PEI-compatible materials such as PLA, PETG and some nylons
Prototyping, hobby and educational printing where easy part removal is required
Users who prefer a removable and replaceable build surface to simplify bed maintenance
Key specifications
Material: PEI (polyetherimide) on a flexible backing
Compatibility: designed for FlashForge G3 ULTRA build platform dimensions and mounting method
Finish: smooth textured PEI top surface for general adhesion
Heat tolerance: suitable for typical heated bed temperatures used with PLA and PETG
Form factor: thin, flexible sheet enabling part removal by bending
How to use
Clean the printer bed surface and align the flexible PEI sheet with the build platform. Adhere the sheet according to the printer manufacturer’s recommended method so the sheet lies flat without bubbles or lifted edges. Preheat the bed to the appropriate temperature for the chosen filament, load filament and start the print. After printing, allow the part and bed to cool to room temperature or to a manufacturer-recommended lower temperature, then remove the part by gently flexing the sheet to release it.
Usage recommendations
For best results, clean the PEI surface with isopropyl alcohol before each print to remove oils and dust. Use a brim for small or warped-prone parts to improve first-layer adhesion. Replace the sheet if permanent scratches or delamination appear. Avoid aggressive solvents or abrasive scrubbing that could damage the PEI finish.

## FAQ

### How much does the FlashForge G3 ULTRA Flexible PEI Sheet cost, and is it available for purchase?

The price is 61.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 23.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Flashforge 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 Flashforge 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/10882364/66901032_large.webp