Yes — the federal EEW programme (Bundesförderung für Energie- und Ressourceneffizienz in der Wirtschaft, run by BAFA) grants up to 30% of eligible costs for large companies, 40% for medium and 50% for small ones, capped at €15M per project; in the competitive strand the funding logic values each tonne of ANNUAL CO2 saving at up to €500. Energy-efficiency measures — including process-heat insulation — are core eligible categories (Modul 4: optimisation of plants and processes).
From our guide: Germany Pays for CO2 Reductions — full context, charts and sources there.
Boilers, kilns, heat exchangers, valves and steam lines lose energy continuously. Inzonex makes patented (UK GB2508992.1) removable modular insulation — snap-fastened covers engineered per temperature tier, not generic off-the-shelf jackets: