preloader
StelflowSolarDirect

Solar Direct Stelflow Cylinder

The Stelflow Solar Direct gives those without any form of backup heating the chance to capitalise on the benefits of solar thermal, by providing 2 immersion heaters to back the solar thermal up and provide pacification everyone has the ability to take advantage of the suns energy.  As with all the Stelflow units the Solar Direct features the coil in coil high efficiency heat exchangers.

  • Description
  • Technical Data
  • Tapping Heights

Product Description

The Stelflow Solar Direct unit has been developed to give homeowners without gas boilers the opportunity to capitalise on Solar Thermal technologies. In the age of growing fuel bills, the RM Solar Direct presents a real option to help save homeowners money and reduce their carbon footprint thus safeguarding the future of the planet. Built to RM’s usual exacting standards the Solar Direct is a perfect off gas product.

Kit Includes:

Product
150DS
180DS
210DS
250DS
300DS
Capacity
150L
180L
210L
250L
300L
Height (mm)
1100
1280
1470
1720
1980
Diameter (mm)
545
545
545
545
545
Weight Empty (kg)
29
33
37
43
50
Weight Full (kg)
177
211
245
291
347
Indirect Reheat (mins)
17
20
22
25
34
Immersion Reheat (mins)
107
129
150
183
220
Heat Exchanger (kW)
16.46
18.55
18.55
22
22
Solar Volume (L)
80
100
116
137
160
Standing Loss (kWh/day)
1.41
1.53
1.8
2.15
2.28
ErP Band
C
C
C
C
C
Product
150DS
180DS
210DS
250DS
300DS
Cold Inlet
195
195
195
195
195
Bottom Coil
285
295
375
370
370
Stat Pocket
345
350
425
425
430
Immersion 1
390
460
525
680
785
Immersion 2
605
710
815
955
1115
Secondary Return
-
-
1160
1400
1615
T&P Valve
895
1065
1260
1510
1785