Across
- 3. Controls gas pressure
- 6. Academy
- 8. Meter cables between meter and consumer unit
- 9. Yellow and green cable
- 10. MANWEB
- 12. Flexible pipe on meter inlet
- 16. London DNO
- 18. Gas Safe
- 19. Brown gas meter box
- 20. switch between a meter and consumer unit
Down
- 1. Elster became ..
- 2. Used to test gas pressure
- 4. Head office
- 5. National Grid became ....
- 7. Gas leak test
- 8. .... screwdriver
- 11. Single, multi or three
- 13. LMS system
- 14. our largest customer
- 15. Version 7
- 17. Electrical authorisation