# LEGO set LEGO IDEAS 21318 Tree House 3-in-1 build — modular treehouse model, multi-build set

**URL:** https://aio.lv/en/product--lego-21318--3141409
**Data updated:** 2026-03-07 11:05 (EET)
**Category:** Bricks & Blocks
**Manufacturer:** LEGO
**Manufacturer code:** 21318
**EAN:** 5702016554205
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 309.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 255.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lego-21318--3141409

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

LEGO IDEAS 21318 Tree House is a 3-in-1 modular LEGO set that builds a detailed treehouse and can be reconfigured into alternate models. Designed for display and hands-on play, it features layered platforms, realistic foliage elements and accessory details. Suitable for fans who want a versatile build, home display piece or gift for experienced builders.

## Long description

LEGO IDEAS 21318 Tree House 3-in-1 build is a modular set that creates a detailed, multi-level treehouse model with realistic foliage and accessory elements. Designed for display and hands-on reconfiguration, the set allows builders to assemble a primary treehouse and then rebuild it into two alternate models. The construction emphasizes layered platforms, textured trunks and leaves, and small decorative items that enhance the scene and provide a versatile finished model suitable for display or interactive use.
Advantages
This LEGO set offers a 3-in-1 building experience that combines display-quality detailing with playable features. The modular design enables easy reconfiguration into alternate builds, increasing replay value and creativity. Realistic foliage elements and varied brick techniques deliver visual depth and tactile interest, while accessory details and minifigure-friendly spaces add storytelling potential. The finished model is stable enough for display yet accessible for hands-on adjustments and expansions.
Suitable for
Experienced LEGO builders seeking a detailed display model
Collectors looking for a compact yet visually rich set for home display
Gift buyers for adults or teens who enjoy modular and reconfigurable builds
Hobbyists wanting a model that can be rebuilt into alternate designs
Key specifications
Build type: modular 3-in-1 construction with primary and two alternate models
Design features: layered platforms, textured trunk and realistic leaf elements
Components: assorted bricks, foliage elements and accessory pieces for scene detail
Display: finished model suitable for shelf or tabletop display
Age suitability: targeted at experienced builders and adult fans of construction sets
How to use
Follow the step-by-step printed instructions included in the set to assemble the main treehouse model. Use the modular connection points and documented steps to disassemble and reconfigure the components into the alternate builds when desired. Place accessory pieces and foliage elements as shown or adapt them for personal diorama scenes. For display, position the model on a stable, flat surface away from direct sunlight and excessive humidity to preserve colors and element fit.
Usage recommendations
Handle small parts carefully and keep them away from young children. For cleaning, dust gently with a soft brush or use a damp cloth on plastic parts; avoid harsh chemicals. When rebuilding into alternate models, store unused pieces in labeled containers to simplify future reconfigurations.

## FAQ

### How much does the LEGO IDEAS 21318 Tree House set cost, and is it available for purchase?

The price is 309.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 10.07.2026 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 LEGO IDEAS 21318 Tree House set 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 LEGO 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 LEGO 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/3141409/15385902_large.webp