Boiler tech firm Sabien Technology PLC (LON:SNT) has received two firm orders so far for pilot schemes set up during the 2015/16 heating season.
Of the rest, 24 clients have received a proposal with a further two pending while six are still being measured up.
Sabien added two US clients are also talking to the its distributor regarding a roll-out of the M2G technology, which is in addition to its £100,000 of US orders.
For the coming heating season, 2016-17, Sabien has signed up 17 of a planned 40 pilots of which 15 are in the UK and two in the US and Europe.
A further ten pilots have been signed for its EndoTherm, a commercial heating additive.
Sabien added that it expects £500,000 worth of orders that were due in June or July now to come through in the second or third quarter of the current year to June.
Because of that, results for the half year to 31 December 2016 will show a loss.