Headers

Noggins in stud partitions to carry the edges of boarding.
Found on http://www.woodworkersuk.co.uk/blog/carpentry-and-joinery-glossary/carpentr

Headers

The pipe that runs across the edge of an array of solar collectors, gathering or distributing the heat transfer fluid from, or to the risers in the individual collectors. This insures that equal flow rates and pressure are maintained.
Found on http://solarexpert.com/Glossary.html
No exact match found