# THERMAFLEX Insulation Elbow 42/9 for Pipe Systems

**URL:** https://aio.lv/en/product--thermaflex-3520-009042-032--12506838
**Data updated:** 2026-06-10 09:36 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** THERMAFLEX
**Manufacturer code:** 3520-009042-032
**EAN:** 5901497016855
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--thermaflex-3520-009042-032--12506838

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.89 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The THERMAFLEX insulation elbow 42/9 is a specialized component designed for thermal insulation of pipe bends. It ensures efficient heat retention and condensation prevention in heating and plumbing systems. Made from high-quality flexible foam, this pre-formed elbow allows for quick and precise installation on 42 mm diameter pipes with 9 mm wall thickness, providing a seamless fit and durable protection.

## Long description

The THERMAFLEX insulation elbow 42/9 is a high-quality, pre-formed component specifically engineered for the thermal insulation of pipe bends in heating and plumbing systems. Constructed from durable polyethylene foam, this insulation solution is designed to maintain consistent temperatures within pipe networks, effectively reducing heat loss and preventing the formation of condensation on pipe surfaces. Its precise design ensures a snug fit on 42 mm diameter pipes, providing a professional and seamless finish to any installation.
Advantages
This insulation elbow offers exceptional thermal efficiency due to its specialized polyethylene material structure. The pre-formed shape significantly reduces installation time compared to manual wrapping methods, ensuring a uniform thickness of 9 mm across the entire bend. Its flexible nature allows for easy handling and application, while the robust material density ensures long-term durability and resistance to mechanical stress, maintaining its protective properties throughout the lifespan of the piping system.
Suitable for
Thermal insulation of 42 mm diameter pipe bends
Heating system pipework
Plumbing and water supply installations
Preventing condensation in cold water lines
Reducing energy loss in residential and commercial piping
When it may not be suitable
This product is not designed for use on pipes with diameters other than 42 mm, as an improper fit will compromise thermal efficiency. It is also not suitable for high-temperature applications exceeding the thermal limits of polyethylene foam or for outdoor environments exposed to direct, prolonged UV radiation without additional protective cladding.
Key specifications
Material: Polyethylene (PE)
Inner diameter: 42 mm
Wall thickness: 9 mm
Material density: 30 kg/m³
Thermal conductivity: 0.40 W/(m·K)
Length: 0.09 m
How to use
To install the THERMAFLEX insulation elbow, ensure the pipe surface is clean, dry, and free of debris. Position the pre-formed elbow over the pipe bend, ensuring the internal diameter aligns perfectly with the pipe. Secure the edges using appropriate adhesive or insulation tape to ensure a vapor-tight seal. The flexible material allows for minor adjustments to achieve a tight, gap-free fit that covers the entire bend area.
What to consider before purchase
Verify the outer diameter of your pipe is exactly 42 mm
Ensure the insulation thickness of 9 mm meets your project requirements
Check if additional adhesive or sealing tape is required for your specific installation
Confirm the operating temperature of your system is compatible with polyethylene foam
Usage recommendations
For optimal performance, ensure all joints between the elbow and straight pipe sections are tightly sealed to prevent air gaps. Regularly inspect the insulation for any signs of physical damage or moisture accumulation to maintain system efficiency.

## FAQ

### How much does the THERMAFLEX Insulation Elbow 42/9 cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 131 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 01.07.2026 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 THERMAFLEX 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 THERMAFLEX 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/12506838/68848516_large.webp