Field notes

Pages written between invoices

These notes come out of live packs. They are not general essays about “sustainability.” They are about years, serials, frost and heating clocks.

17 February 2026

What belongs inside a reporting year

A reporting year is a fence around invoices, not a vibe. Here is how we decide which months, meters and buildings sit inside it.

1 April 2026

A cold April is not a moral failing. Degree days are a way to say how much heating the weather asked for, in the postcode you actually occupy.

20 May 2026

Serial numbers on paper and serial numbers on the wall should match. A walkthrough exists because they often do not.

13 June 2026

Staff and tenants do not need a lecture on carbon. They need to know when the heat is meant to be on, and whom to call when it is not.

8 July 2026

Committees love a ranking. Buildings are not athletes. Floor area, opening hours and a flooded basement all belong in the same sentence as the kWh.