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Express delivery for Thursday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands


 

 

 

 

Express delivery for Thursday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands


Giacomini

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Replacement Heads for Barlo or Giacomini TRV's They have also been badged as Tower Boss and Harp ..
£13.20
Ex Tax: £11.00
Based on 3 reviews.
Thermal actuator for Giacomini or Hepworth HEP2O underfloor heating manifolds. 24v Normally Close..
£20.39
Ex Tax: £16.99
⅜" Horizontal (Side) Venting Often used in boilers where space to fit is limited...
£6.00
Ex Tax: £5.00
Replacement manual control knob for Giacomini manifolds. ..
£2.40
Ex Tax: £2.00
Giacomini replacement thermostatic Head for underfloor heating manifolds. 20-70C   ..
£29.39
Ex Tax: £24.49
Replacement thermostatic kit for most Giacomini manifolds.     ..
£10.80
Ex Tax: £9.00
Thermal actuator for Giacomini or Hepworth HEP2O underfloor heating manifolds. 230v Normally Clos..
From £20.40
Ex Tax: £17.00
Flow meter for return manifold from 1l to 4l/minute Fits between manifold and pipe. ..
£9.97
Ex Tax: £8.31
Replacement thermostatic module for Giacomini modular manifold ..
£11.99
Ex Tax: £9.99
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Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2104 merchant reviews

4.90 / 5 Rating
2104 Reviews
The Siemons central heating and hot water controler was a direct replacemnt for an old unit,it arrived quickly and did what it said on the tin a direct replacement,that took 1/2 an hour to change. great job 1
Prompt response to order and speedy delivery.
Easy to place order and very good delivery arriving on stated day.