Built to perform

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  • 98% gross efficiency
  • Hot water recovery of up to 9230 litres per hour at 50°C
  • Seven models, 142kW to 539kW
  • High quality stainless steel heat exchanger
  • Compact, lightweight design with small footprint
  • Natural Gas or LPG
  • WRAS approved and Energy Technology Listed
  • Energy efficient, cost effective operation
  • Satisfies the most demanding applications
  • Suitable for large commercial and industrial applications that require large quantities of hot water
  • Very efficient and low maintenance
  • Less space required for installation
  • Can be installed in off mains gas areas
  • Complies with the Water Supply (Water Fittings) Regulations and Scottish Byelaws and qualifies for the Government Enhanced Capital Allowance Scheme

 

Model

SF61 SF62 SF63 SF64 SF65 SF66 SF67
Energy
Heat input (gross) kW 145 194 242 291 388 485 550
Heat output kW 142 190 237 285 380 475 539
Gross thermal efficiency % 98 98 98 98 98 98 98
Standby heat loss @ 70oC % 0.21 0.18 0.17 0.16 0.15 0.14 0.13
NOx emissions (0% 02) natural/propane mg/kWh 35 35 35 35 35 35 35
Gas data    
Gas flow rate (natural gas) m3/hr 13.3 17.8 22.2 26.7 35.6 44.5 50.5
Gas flow rate (propane) kg/hr 11.3

15.2

18.9 22.7 30.3 37.9 43
Water    
Storage capacity Litre 27 31 35 61 68 75 82
Recovery rate through 50ºC #t Litre/hr 2430 3250 4050 4880 6510 8130 9230
Recovery rate through 56ºC #t Litre/hr 2160 2900 3620 4350 5810 7260 8240
Operating pressure (unvented) bar 3.5 3.5 3.5 3.5 3.5 3.5 3.5
Minimum working pressure bar 1 1 1 1 1 1 1
Maximum pressure bar 8 8 8 8 8
Dimensions    
Width mm 670 670 670 770 770 770 770
Depth mm 1105 1260 1470 1220 1435 1585 1735
Height mm 1480 1480 1500 1500 1500 1500 1500 
Flue diameter mm 150 150 200 200 250 250 250
Electrical    
Fuse rating amp 10 10 10 10 10 10 10
Electrical power consumption max/min W 158/43 200/35 230/35 260/35 470/61 650/61 770/61
Misc.    
Noise level dBA 59 59 59 59 59 59 59
Weight full kg 322 376 435 526 603 665 732
Weight empty kg 295 345 400 465 535 590 650

 

Learn more about the SUPAflo by downloading product literature. If you are looking for information on the R300 please visit the discontinued literature library. If you can’t find the literature you are looking for, or you have any questions, please contact your Area Sales Manager who will be able to help.

New multi level BIM files coming soon for this product

The Andrews Water Heaters BIM library is being updated to comply with CIBSE PDT standards. If you require CIBSE compliant BIM files for this product, please fill out the form to receive new BIM files when they’re available and we will send them to you as soon as they’re ready. In the meantime, standard BIM files are available to download using the links below. If you can’t find the BIM file you require, or you have any questions, please contact your Area Sales Manager who will be able to help.

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Alternatively, speak to your Area Sales Managers about this or any of our products. You can find their details here.

Andrews Water Heaters

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