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- 01:07, 15 January 2007 diff hist +1,900 Central heating design →pipework materials: expanded
- 00:42, 15 January 2007 diff hist +20 m Central heating design →pipework materials
- 00:40, 15 January 2007 diff hist +979 Central heating design →pipework materials: expanded
- 00:27, 15 January 2007 diff hist +1,444 Central heating design →Heat Emitters: expanded
- 17:24, 13 January 2007 diff hist +40 m Central heating design
- 17:20, 13 January 2007 diff hist +1,732 Central heating design →Pipework: barrier v non-barrier; formatting
- 16:59, 13 January 2007 diff hist -2 m User:John Stumbles
- 16:57, 13 January 2007 diff hist +1,711 User:John Stumbles expanded
- 15:05, 13 January 2007 diff hist -2 m Motorised Valves →3-port
- 14:37, 13 January 2007 diff hist +238 Motorised Valves add pic of 3-port mid-pos valve
- 14:30, 13 January 2007 diff hist 0 N File:CH motorised valve Honeywell mid-pos.jpg current
- 15:27, 12 January 2007 diff hist +379 m Domestic Hot Water Systems
- 15:26, 12 January 2007 diff hist +1,982 Talk:Thermal Stores and Heat Banks
- 15:26, 12 January 2007 diff hist -1,037 Thermal Stores and Heat Banks many changes - see diff and talk
- 14:26, 12 January 2007 diff hist +4 m Domestic Hot Water Systems →"Recovery" - re-heating performance: change section name
- 23:46, 11 January 2007 diff hist +94 m Thermal Stores and Heat Banks →Configurations: formatting
- 23:35, 11 January 2007 diff hist +65 m Domestic Hot Water Systems
- 23:28, 11 January 2007 diff hist -21 Domestic Hot Water Systems →Pros and Cons: remove section heading
- 23:26, 11 January 2007 diff hist +267 Domestic Hot Water Systems expanded intro
- 23:17, 11 January 2007 diff hist +69 m Domestic Hot Water Systems formatting
- 23:12, 11 January 2007 diff hist +342 m Domestic Hot Water Systems formatting
- 20:23, 11 January 2007 diff hist +1 m Domestic Hot Water Systems →'Recovery': re-heating performance
- 20:22, 11 January 2007 diff hist +109 Domestic Hot Water Systems →Primary and Secondary
- 20:19, 11 January 2007 diff hist +5 Domestic Hot Water Systems →Direct and Indirect systems
- 20:15, 11 January 2007 diff hist +12 m Domestic Hot Water Systems →Direct and Indirect systems
- 19:43, 11 January 2007 diff hist +44 m Limescale →Ion Exchange Water Softener: add corrosion prob
- 19:41, 11 January 2007 diff hist +19 Domestic Hot Water
- 19:40, 11 January 2007 diff hist +246 Domestic Hot Water
- 19:23, 11 January 2007 diff hist +383 Domestic Hot Water created stub with link to DHW systems page
- 19:15, 11 January 2007 diff hist +2 m Domestic Hot Water Systems →Thermal stores and heat banks
- 19:14, 11 January 2007 diff hist +2 m Domestic Hot Water Systems →Unvented systems
- 19:13, 11 January 2007 diff hist +48 Domestic Hot Water Systems →Main types of DHW system: link combi to article
- 19:10, 11 January 2007 diff hist +40 N Domestic Hot Water created page as redirect to Domestic Hot Water Systems
- 19:09, 11 January 2007 diff hist +290 N Combination boiler create stub article
- 13:43, 11 January 2007 diff hist +124 Thermal Stores and Heat Banks →How they Work: add pic: DPS in alcove
- 13:36, 11 January 2007 diff hist 0 N File:Thermal Store DPS Pandora rectangular in alcove.jpg current
- 13:20, 11 January 2007 diff hist +16 m Limescale →Phosphate Dosing: change title
- 13:19, 11 January 2007 diff hist +27 m Limescale
- 13:17, 11 January 2007 diff hist +1,280 Limescale change intro, Causes and formatting
- 01:26, 11 January 2007 diff hist +1,968 Talk:Thermal Stores and Heat Banks
- 01:06, 11 January 2007 diff hist +209 m Thermal Stores and Heat Banks
- 00:36, 11 January 2007 diff hist +73 Motorised Valves add picture
- 00:28, 11 January 2007 diff hist 0 N File:CH motorised valve Switchmaster 3-port mid-pos (inside).jpg current
- 23:36, 10 January 2007 diff hist +6 m Motorised Valves →3-port
- 23:32, 10 January 2007 diff hist +143 Motorised Valves →3-port: add switchmaster pics
- 23:29, 10 January 2007 diff hist 0 N File:CH motorised valve Switchmaster 3-port mid-pos (top).jpg
- 23:29, 10 January 2007 diff hist 0 N File:CH motorised valve Switchmaster 3-port mid-pos (end).jpg current
- 20:05, 10 January 2007 diff hist +327 m Motorised Valves
- 19:51, 10 January 2007 diff hist +61 m Motorised Valves →2-port: put picture in frame with caption
- 19:44, 10 January 2007 diff hist -9 m Motorised Valves →3-port