# KARWASZ Inspection Door 300x400mm with Lock

**URL:** https://aio.lv/en/product--karwasz-30x40z--12464006
**Data updated:** 2026-05-18 09:30 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** KARWASZ
**Manufacturer code:** 30x40/Z/
**EAN:** 5906286306186
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 36.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 30.57 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--karwasz-30x40z--12464006

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The KARWASZ inspection door, measuring 300x400mm, is designed for easy access to concealed utility installations, valves, or meters. Equipped with a secure lock, this durable access panel ensures safety and functionality in residential or commercial spaces. It is ideal for wall mounting, providing a clean finish while allowing quick maintenance of plumbing or electrical systems hidden behind the wall.

## Long description

The KARWASZ inspection door, sized 300x400mm, provides a reliable and aesthetic solution for accessing concealed utility installations, such as plumbing valves, electrical wiring, or meters. Designed for wall mounting, this access panel integrates seamlessly into your interior while ensuring that critical infrastructure remains reachable for maintenance or inspection. The inclusion of a secure lock adds an extra layer of protection, preventing unauthorized access to sensitive utility points.
Advantages
This inspection door is constructed from durable materials that ensure long-term stability and resistance to daily wear. Its design allows for a clean, professional finish on any wall surface, effectively hiding unsightly utility openings while maintaining quick accessibility. The integrated locking mechanism provides peace of mind, making it suitable for both private homes and public commercial buildings where security is a priority. Installation is straightforward, allowing for efficient integration into various wall types.
Suitable for
Accessing concealed plumbing valves and water meters
Reaching electrical junction boxes and control panels
Maintenance of heating system components
Utility access in residential, office, and commercial spaces
When it may not be suitable
This product is not intended for use in areas requiring fire-rated access panels or airtight seals. It is also not suitable for floor installations or outdoor environments exposed to direct weather conditions, as it is designed specifically for standard interior wall applications.
Key specifications
Dimensions: 300x400mm
Mounting type: Wall-mounted
Locking mechanism: Included
Application: Interior utility access
How to use
To install the KARWASZ inspection door, prepare a wall opening that matches the frame dimensions. Secure the frame into the wall structure using appropriate fasteners for your specific wall material, such as drywall or masonry. Once the frame is firmly in place, ensure the door panel is aligned correctly. Use the provided key to operate the lock, allowing you to open and close the panel as needed for regular inspections or maintenance tasks.
What to consider before purchase
Verify that the 300x400mm dimensions are sufficient for the equipment you need to access
Ensure the wall material is compatible with the mounting requirements
Confirm that the locking mechanism meets your security needs for the specific location
Usage recommendations
Regularly check the locking mechanism to ensure smooth operation and keep the key in a designated, accessible location to facilitate quick access during emergencies or routine maintenance.

## FAQ

### How much does the KARWASZ Inspection Door 300x400mm with Lock cost, and is it available for purchase?

The price is 36.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 09.07.2026 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. 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 KARWASZ 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 KARWASZ 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/12464006/68765699_large.webp