ROBO – the trademark coined at the time the company was established – is made up of four letters: The first two letters of the German word for pipe (ROhr) and the first two letters of the word BOiler. This logo has been representing the excellent workmanship and reliably high quality of the HEIDER products and factory standards since 1926. HEIDER products are well known and highly valued as a proprietary brand.

ROBOSIT – plastic alloy, resistant at heating and service water temperatures of up to +200°C, safe protection against all waters with ph levels of 3 to 14, absolutely free of pores and maintenance, TÜV checked and approved.

ROBOMAIL – Enamel coating fired at approx. +800°C, resistant against all heating and service waters, acid-proof and alkali-proof, with additional cathodic protection (sacrificial anode), not maintenance-free.

ROBOGUM – 3-mm thick vulcanite lining with leather-hard base plate, resistant at heating and service water temperatures up to +95°C, airtight, flexible, acid-proof and alkali-proof, maintenance free.