Mixtel90
 Guru
 Joined: 05/10/2019 Location: United KingdomPosts: 8830 |
| Posted: 06:45pm 17 Sep 2024 |
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Did your system cost £5? I thought not. :)
The I term is used a heck of a lot in H&V systems, particularly heating. At least it used to be - I'm out of touch now. |