# Thermostatic Radiator Valve Head Honeywell Thera-5 T5019DA white, without preset

**URL:** https://aio.lv/en/product--honeywell-t5019da--12364812
**Data updated:** 2026-04-26 18:53 (EEST)
**Category:** Heating Radiators
**Manufacturer:** Honeywell
**Manufacturer code:** T5019DA
**EAN:** 5059087000330
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 18.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 15.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--honeywell-t5019da--12364812

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Thermostatic radiator valve head Honeywell Thera-5 (model T5019DA) in white, designed to control radiator temperature by adjusting flow to the valve. This mechanical valve head is supplied without presetting and fits compatible valve bodies, offering reliable room temperature regulation for residential and commercial heating systems.

## Long description

The Honeywell Thera-5 thermostatic radiator valve head T5019DA in white is a mechanical temperature control accessory designed to regulate heat output from radiators by adjusting coolant flow through a compatible valve body. Supplied without presetting, this valve head senses room temperature and modulates the valve position to maintain the selected setting. It is intended for use with Honeywell-compatible thermostatic valve bodies in residential and commercial heating systems where simple, reliable temperature control is required.
Advantages
The Thera-5 valve head provides straightforward manual temperature control with a simple rotary selector and a compact, unobtrusive white finish that blends with most radiator designs. Its mechanical operation does not require power or batteries, making it maintenance-light and reliable over long periods. Supplied without presetting, it allows installers to set system-specific flow limits on the valve body for balancing and commissioning before use.
Suitable for
Controlling room temperature on domestic radiators
Retrofit projects where a mechanical thermostatic head is needed
Commercial spaces requiring individual radiator control
Heating systems where a battery-free solution is preferred
When it may not be suitable
This thermostatic head is not suitable if you require electronic scheduling, remote control, or integration with smart home systems; it provides manual temperature selection only. It also requires a compatible thermostatic valve body and is supplied without presetting, so professional balancing or commissioning may be needed if flow limits are required.
Key specifications
Type: Mechanical thermostatic radiator valve head
Colour: White
Control: Manual rotary temperature selector
Power: Passive (no batteries or external power required)
Mounting: Fits compatible thermostatic valve bodies (adapter compatibility depends on valve type)
Presetting: Supplied without preset; setting performed on valve body if required
Application: Residential and commercial radiator temperature regulation
How to use
Mount the valve head onto a compatible thermostatic valve body according to the valve manufacturer’s instructions and secure it until the head engages the valve spindle. Select the desired room temperature using the rotary selector; the internal element will respond to ambient temperature changes and adjust the valve position to maintain that setting. If the valve body includes flow presetting, complete commissioning and balancing before final use to ensure even heat distribution across the system.
What to consider before purchase
Confirm compatibility with your radiator’s thermostatic valve body and adapter type
Decide whether mechanical control without remote or programmable features meets your needs
Plan for commissioning or balancing if the system requires preset flow limits
Verify that the white finish matches your radiator and interior colour scheme
Usage recommendations
For reliable operation, ensure the valve head is installed in a location free from direct drafts, obstructions, or heat sources that could affect the temperature sensor. During system commissioning, use the valve body presets to balance radiators; after balancing, operate the Thera-5 head by selecting comfortable room temperatures and allow a settling period for stable control.

## FAQ

### How much does the Honeywell Thera-5 T5019DA thermostatic valve head cost, and is it available for purchase?

The price is 18.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 15.07.2026 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 Honeywell 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 Honeywell 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

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