1. General Provisions

1.1. These Terms and Conditions of Sale (hereinafter - the Rules) constitute a legally binding document between the Buyer and the Seller, establishing the rights, duties, and responsibilities of both Parties when the Buyer purchases goods from the online store.

1.2. The Seller reserves the right to change, amend, or supplement these Rules at any time, in accordance with legal requirements. The Buyer shall be informed on the online store's website. The Rules in force at the time the order is placed shall apply to the Buyer's purchase.

1.3. The following persons have the right to purchase from the online store:

• 1.3.1. Legally capable natural persons, i.e., persons who have reached the age of majority and whose legal capacity is not restricted by court order;
• 1.3.2. Minors between 14 and 18 years of age, only with the consent of their parents or guardians, except in cases where they independently dispose of their own income;
• 1.3.3. Legal entities (companies);
• 1.3.4. Authorized representatives of all the aforementioned persons.

1.4. By confirming these Rules, the Seller also guarantees that, pursuant to Clause 1.3, the Buyer has the right to purchase goods from the online store.

1.5. The contract between the Buyer and the Seller is deemed concluded from the moment the Buyer forms a shopping cart, specifies the delivery address, selects a payment method, reviews the Seller's Rules, and clicks the "Confirm Order" button.

2. Protection of Personal Data

2.1. The Buyer can order goods from the online store by:

• 2.1.1. Registering on this online store - by entering the requested data in the registration form;
• 2.1.2. Without registering on this online store (as a guest).

2.2. When ordering goods via the methods specified in Clause 2.1, the Buyer must indicate the personal data necessary for the proper execution of the order in the relevant fields: name, surname, delivery address, phone number, and email address.

2.3. By confirming these Rules, the Buyer agrees to the processing of their personal data for the purposes of the sale of goods and services in the online store, operational analysis, and direct marketing.

2.4. By consenting to the processing of personal data for the purpose of selling goods and services, the Buyer also agrees that informational notifications necessary to fulfill the order will be sent to the specified email address and phone number.

2.5. The Buyer undertakes to protect and not disclose their login credentials to any third parties.

3. Buyer's Rights and Obligations

3.1. The Buyer has the right to purchase goods from the online store in accordance with the procedure established by these Rules and other information sections of this online store.

3.2. The Buyer (consumer) has the right to withdraw from the purchase contract without giving any reason by notifying the Seller in writing (via email, specifying the item to be returned and its order number) no later than 14 (fourteen) calendar days from the day of delivery of the goods, except in cases where contract withdrawal is restricted by applicable European Union laws.

3.3. The Buyer can exercise the right provided in Clause 3.2 only if the item has not been damaged, its appearance has not substantially changed, and it has not been used.

3.4. The Buyer undertakes to accept the ordered goods and pay the agreed price for them.

3.5. If the data provided in the Buyer's registration form changes, the Buyer must update it immediately.

3.6. The Buyer agrees to comply with these Rules and undertakes not to violate applicable laws and regulations when using the online store.

4. Seller's Rights and Obligations

4.1. The Seller undertakes to provide all necessary conditions for the Buyer to properly use the services of the online store.

4.2. If the Buyer attempts to undermine the stability or security of the online store or violates their obligations, the Seller has the right to limit, suspend, or terminate the Buyer's access immediately and without prior notice.

4.3. The Seller undertakes to respect the Buyer's right to privacy regarding the personal information provided in the registration form.

4.4. The Seller undertakes to deliver the ordered goods to the address specified by the Buyer.

5. Ordering, Prices, Payment, and Terms

5.1. The Buyer can shop in the online store 24 hours a day, 7 days a week.

5.2. The contract becomes effective from the moment the Buyer clicks "Confirm Order" and the Seller confirms it by sending an confirmation email to the Buyer.

5.3. Prices in the online store and in the formed order are indicated in Euros (€), including VAT.

5.4. The Buyer can pay for the goods using one of the following methods:

• 5.4.1. Via electronic banking systems;
• 5.4.2. Via standard bank wire transfer;
• 5.4.3. Via credit/debit card in the online store;
• 5.4.4. Via credit/debit card at the physical location (Savanorių pr. 191, Vilnius, Lithuania);
• 5.4.5. In cash at the physical location (Savanorių pr. 191, Vilnius, Lithuania).

5.5. The order processing and delivery period begin only after the Seller receives full payment for the goods.

6. Delivery of Goods

6.1. The Buyer undertakes to provide the exact delivery location when placing the order.

6.2. The Buyer must accept the goods personally. If the Buyer cannot accept the goods personally and they are delivered to the specified address, the Buyer has no right to make claims regarding delivery to an incorrect recipient.

6.3. Goods are delivered by the Seller or an authorized courier service (e.g., Raben, DHL, Venipak,, etc.).

6.4. Delivery terms specified in product descriptions are approximate. The Buyer agrees that in exceptional cases, delivery may be delayed due to unforeseen circumstances beyond the Seller's control. In such cases, the Seller will contact the Buyer immediately to coordinate delivery conditions.

6.5. The Seller is released from liability for violating delivery deadlines if the goods are not delivered or not delivered on time due to the Buyer's fault or due to force majeure circumstances.

6.6. The Buyer must immediately inform the Seller if the shipment is delivered in damaged packaging, contains unordered items, incorrect quantities, or incomplete product components.

6.7. If the Buyer notices packaging damage upon delivery, they must record comments on the courier’s delivery document or write a separate damage act in the presence of the courier. Otherwise, the Seller is released from liability for any damage to the goods.

6.8. Standard delivery terms are 2–14 business days, depending on the manufacturer's warehouse location.

6.9. Crucial Provision for Air Conditioning Equipment (Split Systems): When purchasing non-hermetically sealed air conditioning equipment (Split systems), which require the connection of refrigerant lines containing fluorinated greenhouse gases (F-gases) in accordance with EU Regulation No. 517/2014, the Buyer assumes full responsibility and confirms that the installation, commissioning, and maintenance of the equipment will be performed exclusively by certified specialists or companies holding valid licenses to work with F-gases. The Seller shall not be held liable for any damages, losses, fines, or legal consequences resulting from incorrect, non-compliant, or illegal installation or operation of the equipment.

7. Product Quality and Warranty

7.1. Specifications of each product are general and specified in the respective product descriptions.

7.2. The Seller is not responsible if the color, shape, or other parameters of the goods in the online store do not perfectly match reality due to the characteristics of the monitor or display used by the Buyer.

7.3. The Seller provides a quality warranty for certain types of goods, the specific terms and conditions of which are specified in the product descriptions.

7.4. Provision for International Orders: In all cases, warranty service, technical maintenance, and diagnostics are carried out at the Seller's designated address in Lithuania (Savanorių pr. 191, Vilnius). If the item is purchased from outside of Lithuania, the Buyer assumes all transportation costs and risks associated with delivering the item to the warranty service center in Lithuania and returning it to the Buyer after service.

8. Returns and Exchanges

8.1. Product defects are resolved, and non-conforming goods are exchanged or returned in accordance with applicable laws. Money for returned goods is refunded exclusively to the payer's bank account.

8.2. To return an item pursuant to Clause 3.2, the Buyer may do so within 14 (fourteen) calendar days from the date of delivery, by notifying the Seller via the means indicated in the contact section.

8.3. When returning goods, the Buyer must comply with the following conditions:

• 8.3.1. The returned item must be in its original, neat packaging;
• 8.3.2. The item must not be damaged by the Buyer;
• 8.3.3. The item must be unused, without losing its commercial appearance (intact labels, unpeeled protective films, etc.);
• 8.3.4. The returned item must be in the same complete set as received by the Buyer;
• 8.3.5. Proof of purchase must be provided upon return.

8.4. The Seller has the right to refuse returned items if the Buyer fails to comply with the established return procedure.

8.5. If an incorrect or defective item is received, the Seller undertakes to collect such items and replace them with identical, proper goods.

8.6. If the Seller does not have suitable replacement goods, the amount paid will be refunded to the Buyer, excluding delivery charges.

8.7. Returned goods must be shipped/delivered to: MB “Proventas”, Savanorių pr. 191, LT-02300, Vilnius, Lithuania.

8.7.1. When returning quality goods, the Buyer is responsible for proper packaging and returning the goods via a registered/tracked shipping service.

8.7.2. The Buyer bears all direct transportation costs related to the return of quality goods.

8.7.3. Refunds will be processed within 5 business days from the delivery of the returned goods to our warehouse.

8.7.4. For International Buyers (non-residents of Lithuania): When returning quality goods, all direct and indirect shipping and transport costs shall be borne entirely by the Buyer. The Seller does not compensate for customs duties, local taxes, or bank commission fees for international transfers that may arise during the return process.

9. Liability

9.1. The Buyer is fully responsible for the accuracy of the personal data provided. If the Buyer provides inaccurate data, the Seller shall not be held liable for any resulting consequences.

9.2. The Buyer is responsible for all actions taken while using this online store.

9.3. The Seller is released from any liability in cases where losses arise because the Buyer failed to familiarize themselves with these Rules, despite being given the opportunity to do so.

9.4. In the event of damage, the guilty Party shall compensate the other Party for direct losses incurred.

10. Marketing and Information

10.1. The Seller may run various promotions in the online store at its own discretion.

10.2. The Seller has the right to unilaterally modify or cancel promotion conditions without prior notice.

11. Final Provisions

11.1. These Rules are governed by and construed in accordance with the laws of the Republic of Lithuania and the European Union.

11.2. All disputes arising out of these Rules shall be resolved through negotiation. If an agreement cannot be reached, disputes shall be settled in accordance with the law. Consumers (natural persons) may also submit requests or complaints regarding goods purchased in our store via the European Online Dispute Resolution (ODR) platform: https://ec.europa.eu/consumers/odr/.