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Drayton TRV4 Classic Thermostatic Radiator Valve 15mm Straight

4.7 (186 reviews)
SKU: 241122113945003 EAN: 5016254100163
The TRV4 Classic has achieved the highest Class I rating for energy efficiency under the certification scheme of the European valve manufacturers association (TELL). The rating is based on how quickly a TRV reacts to changes in room temperature; how effectively it maintains stable room temperature; and how it performs after changes in water temperature and system pressure. Britain’s best loved TRV4 range of thermostatic radiator valves, Drayton''s TRVs set the standards for design, performance and quality. The range includes Lockshield and Pushfit packs to suit most domestic and commercial heating systems. • Contemporary slim-line design • Ultra sensitive liquid-filled sensor • Easy to clean smooth surfaces • Half/full click stop settings • Frost protection position • Flow rate adjustment • Complete with chrome valve • Non-stick internals • Pre-setting • Double gland seal • Warranty: 18 Months
Brand Drayton
Colour White
Control Style Analog/Mechanical
Features Adjustable Thermostat
Finish Chrome
Heating System Boiler
Items Included Thermostat
Material Brass, Metal, Chrome
Mounting Location Wall
Number of Heat Settings 1
Operating Sound Rating None
Power Source Hydronic (Hot Water)
Radiator Orientation Horizontal/Vertical
Voltage Not Electric
No features listed
No items listed

Customer Reviews 186

4.7
186 reviews
5 star
156
4 star
13
3 star
10
2 star
2
1 star
5
Drayton TRV4 thermostatic valves
5.0
February 24, 2026
eirdv60uykqptka1zluzbun6m Verified Purchase

I haven’t had time to install the Drayton TRV4 valves yet but they are first class and I have no worries. Great price.

Great Service
5.0
February 20, 2026
Peter is my name Verified Purchase

Competitive price, simple online purchase, messaged as ready for collection, within minutes from a local store nearby with easy parking.

Quality well made product.
5.0
February 16, 2026
Meliferaman Verified Purchase

This is a well made quality product, pleasing to the eye compared with other bulky similar valves. Quick and simple to fit.

Good reliable TRVs and good price on these units
4.0
February 9, 2026
J Trevor Verified Purchase

Good valves only change due to age, simple and easy to exchange

Reliable
4.0
February 8, 2026
Dunplumbing Verified Purchase

Not cheap, but only brand i trust. Hopefully this one will outlast previous.

Drayton modern and eek design.
5.0
February 7, 2026
Watsoken451 Verified Purchase

Moderising my TRVs as a replace older radiators and valves. This is my 3rd Drayton valve. Replaced because of their modern sleek design and reliability.

Drayton TRV / Altech
5.0
January 18, 2026
JJ2802 Verified Purchase

Replaced Altech TRV which are not as reliable or long lasting as these.

Good Quality Thermostatic Valve
5.0
December 16, 2025
RogerW17 Verified Purchase

Replacement for existing thermostat which failed after 20 years.

Attractive looking design but poor durability
3.0
December 14, 2025
Charles Aitken Verified Purchase

Nice looking valve head but not robust and prone to thermal degradation leading to failure

Best valve
5.0
December 10, 2025
Davlor Verified Purchase

Used many of these, perfect item and the top part can be replaced separately- they all degrade after years of use

Quality valves
4.0
November 27, 2025
LuckyL Verified Purchase

Good quality valves but not alot of room in the valve body if replacing different valves so may need to replace existing tails nuts and olives which is good practice anyway.

Drayton TRV4 Classic Thermostatic Radiator Valves
5.0
November 2, 2025
Musicman 66 Verified Purchase

I bought X4 of these TRV4's to replace some of the original valve heads on my Gas CH system .The original heads started to fail one by one after 7 years in service.
The common failure mode in my batch being the rotating part of the body comes loose and the temperature control head just falls apart. The chromed metal top appears to be a friction fit on the composite body. I think the continual temperature changes may cause the composite to degrade and metal top to stretch due to different coefficients of expansion .
Tony M

Easy DIY
5.0
October 3, 2025
FixitDaddy Verified Purchase

Perfect product, good price, very easy to replace, just screws on.

Perfect replacement
5.0
September 23, 2025
Crates Verified Purchase

Perfect replacement at a fair price - easy to order online - ready for collection within one hour

Great looking and does the job well
5.0
May 24, 2025
TRF 12 Verified Purchase

These are nice looking valves, some seem to be large and "clunky" looking but importantly the quality is superb

Drayton TRV4
5.0
May 18, 2025
4c3e2e73-c7e1-589a-b618-f7b4f03cf351 Verified Purchase

Perfect replacement for broken TRV4, supplied promptly after bank holiday weekend.

Good value for money valve
5.0
April 24, 2025
Beetroot Verified Purchase

Excellent radiator valve does exactly what you would expect it to at a very reasonable price

TRV Head
4.0
April 6, 2025
10de6b50-eb2c-5658-ba2a-5e8afa8c2d40 Verified Purchase

Successful replacement for existing unit that had become very stiff to operate (but that was after 20 years or so!). Very easy to install without need for any tools.

Local, Friendly with completive prices
5.0
March 31, 2025
LETOPA Verified Purchase

Found this completive priced replacement item on line. Local shop was very help full & easy to deal with.

Rad stat valve head
5.0
March 28, 2025
Bridport local Verified Purchase

Product is fine. Don’t rely on parcel force next day delivery as they don’t deliver next day.

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