Overall Dimension		Pipe Centres mm	Wall to Pipe Centres mm	Wall Distance mm	Tube Diameter mm	Fuel Type	Heat Output
Height mm	Width mm						Btu	Watts
800	400	360	70-85	85-100	25	C/E/D	1035	304
1200	400	360	70-85	85-100	25	C/E/D	1980	581
1800	400	360	70-85	85-100	25	C	2710	795
800	500	460	70-85	85-100	25	C/E/D	1238	363
1200	500	460	70-85	85-100	25	C/E/D	2205	647
1800	500	460	70-85	85-100	25	C	3310	971
800	600	560	70-85	85-100	25	C/E/D	1363	400
1200	600	560	70-85	85-100	25	C/E/D	2385	699
1800	600	560	70-85	85-100	25	C	3556	1043