"Dave Liquorice" wrote in message
ll.co.uk...
On Tue, 7 Dec 2010 07:21:20 -0800 (PST), Jethro wrote:

Never noticed one on my Vaillant 820 TurboMax boiler ... can they be
internally fitted, or not always required ?

Only condensing boilers need one, I don't know if that particulary
boiler is a condensing boiler.

More info:

http://www.diyfaq.org.uk/plumbing/he...ngsystems.html

http://wiki.diyfaq.org.uk/index.php?...iler_Evolution
--
Cheers
Dave.




Looking at http://www.sedbuk.com/ searching for a Vaillant TurboMax, none of
them are condensing.

1 Vaillant: Turbomax Plus : 837 E
gas : combi : non condensing : wall mounted
modulating (28.0 - 28.0 kW) 79.8 % 79.8% 2 Vaillant: Turbomax Pro : 28E
gas : combi : non condensing : wall mounted
modulating (28.0 - 28.0 kW) 79.7 % 79.7% 3 Vaillant: Turbomax Plus : 828E
gas : combi : non condensing : wall mounted
modulating (28.0 - 28.0 kW) 79.7 % 79.7% 4 Vaillant: Turbomax Plus : 824E
gas : combi : non condensing : wall mounted
modulating (24.0 - 24.0 kW) 79.6 % 79.6% 5 Vaillant: Turbomax Pro : 24E
gas : combi : non condensing : wall mounted
modulating (24.0 - 24.0 kW) 79.6 % 79.6% 6 Vaillant: Turbomax : VUW 282 EH
gas : combi : non condensing : wall mounted
modulating (28.0 - 28.0 kW) 78.7 % 78.7% 7 Vaillant: Turbomax : VUW 242 EH
gas : combi : non condensing : wall mounted
modulating (24.0 - 24.0 kW) 78.5 % 78.5%--
Toby...
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