Purmo Group, Gateshead, NE11 0PG; Purmo Group Newcastle West, V42 TD39
DSHI-001
Information for the installer:
These radiators are for use on two pipe
pumped indirect domestic and commercial
heating installations, with a maximum working
temperature of 100°C.
The system should be designed in accordance
with BS EN 12828:2012+A1:2-14 or BS EN
12831-1:2017 as appropriate, with particular
care to avoid air entry or water discharge.
The installation work must be carried out in
accordance with recognised good practice,
and precautions taken to avoid contamination
which could lead to corrosion. In accordance
with current Building Regulations a corrosion
inhibitor or other suitable water treatment must
be used. The manufacturer’s instructions must
be strictly followed.
Failure to comply with these standards might
invalidate the manufacture’s warranty.
10 Year warranty.
The recommendations of BS 7593, Code of
Practice for treatment of water in domestic
hot water central heating systems, should be
followed where appropriate.
4
46
20
52
11.5
20
20
100 Min
126
E24
184
20
20
100 Min
77
38
E12
20
20
100 Min
139
80
H22
20
20
100 Min
99
60
H21
20
20
100 Min
99
60
H20
20
20
100 Min
77
38
H11
20
20
100 Min
77
38
H10
Hanging Brackets
LN2 Bracket
A2 Wall Bracket
Bottom of radiator
mounting lug
Bottom of radiator
mounting lug
Installation Procedure:
1. Decide on the position of the radiator and
mark the mounting bracket fixing holes.
Note:
Wall brackets should be mounted
in the centre of the radiator backstraps to
allow for movement.
2. Drill and plug the bracket fixing holes and
fix the brackets securely to the wall.
3. Mount the radiator on the brackets and
connect the radiator to the heating system.
4. Fit the plug and vent to the radiator.
5. Fill the system and vent the radiator.
6. Balance the system to ensure correct flow
through all radiators.
Horizontal Flat Tube Radiator
Models*: H10, H11 (FF/RF), H20, H21(FF/RF) H22 (FF/RF)
(E12 & E24 LST only)
*
FF = Full Fin, RF = Reduced fin
20
20
100 Min
126
E24
184
20
20
100 Min
77
38
E12
20
20
100 Min
139
80
H22
20
20
100 Min
99
60
H21
20
20
100 Min
99
60
H20
20
20
100 Min
77
38
H11
20
20
100 Min
77
38
H10
