# Foam Gun Topex 21B504 for PU Foam — manual applicator for foam cartridges

**URL:** https://aio.lv/en/product--topex-21b504--12020592
**Data updated:** 2026-03-11 20:55 (EET)
**Category:** Miscellaneous repair tools
**Manufacturer:** Topex
**Manufacturer code:** 21B504
**EAN:** 5902062215048
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 19.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 16.52 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--topex-21b504--12020592

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Manual foam gun Topex 21B504 designed for dispensing polyurethane (PU) mounting foam from cartridges and aerosol cans. Provides controlled flow with adjustable nozzle for precise application in sealing, insulating, and gap-filling tasks. Suitable for construction, installation of windows and doors, and general building maintenance where accurate foam dosing and neat application are needed.

## Long description

The Topex 21B504 foam gun is a manual applicator designed for dispensing polyurethane (PU) mounting foam from cartridges and aerosol cans. It offers controlled flow and an adjustable nozzle to ensure precise application when sealing joints, filling gaps, and insulating cavities. The tool is suitable for use in construction, installation of windows and doors, and general building maintenance where accurate foam dosing and tidy results are required.
Advantages
The applicator provides adjustable flow control to regulate foam output and reduce waste. Its nozzle design enables targeted application in tight spaces and along seams, while the sturdy handle and trigger mechanism deliver consistent dosing and comfortable operation over extended tasks. The device is compatible with standard PU foam cartridges and aerosol cans, allowing versatile use across different jobs and materials.
Suitable for
 Sealing joints and cracks around windows and doors
 Insulating cavities and voids in walls and roofs
 Filling gaps around piping and electrical conduits
 General building maintenance and repair requiring precise foam application
Key specifications
 Manual operation with trigger-controlled dispensing for precise dosing
 Adjustable nozzle for variable flow and targeted application
 Ergonomic handle designed for sustained use and reliable control
 Suitable for use with standard PU foam cartridges and aerosol foam cans
 Durable construction for repeated on-site use in construction and maintenance tasks
How to use
Attach the foam cartridge or aerosol can to the applicator according to the manufacturer's guidance, ensuring a secure fit. Adjust the nozzle setting to set the desired flow rate, then apply foam by pressing the trigger and moving the nozzle steadily along the seam or gap. Release the trigger to stop dispensing. Clean the nozzle and applicator immediately after use with an appropriate foam cleaner to prevent cured foam buildup and maintain performance.
Usage recommendations
Wear appropriate protective equipment such as gloves and eye protection when using polyurethane foam. Use the tool in well-ventilated areas and follow the foam manufacturer's instructions for temperature and substrate preparation. For best results, test flow settings on a scrap surface before working on visible areas and perform routine cleaning after each use.

## FAQ

### How much does the Foam Gun Topex 21B504 cost, and is it available for purchase?

The price is 19.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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 13.07.2026 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 Topex 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 Topex 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/12020592/67508980_large.webp