Horstmann's best selling, big value 425 Series programmers are the simplest way to control water and central heating in the home.
-
Simple to use with easily understood settings adjusted in seconds.
-
Easy to install, uses a 9 way standard backplate
-
Diadem / Tiara 6Amp rated, Coronet 13 Amp rated
-
Advance control to allow manual override switching ON or OFF
-
Gives real comfort throughout the home
-
Reduces heating costs
-
Greatly increased energy savings
| |
Single Circuit |
Twin Circuit |
Perm
ON/OFF |
ON all day |
ON/OFF twice a day |
Combi-boiler |
Pumped Systems |
Independent CH/HW |
Immersion Heaters |
Indicator Lights |
| 425 Diadem |
|
* |
* |
* |
* |
|
* |
* |
|
* |
| 425 Tiara |
|
* |
* |
* |
* |
|
* |
* |
|
|
| 425 Coronet |
* |
|
* |
* |
* |
* |
|
|
* |
|
