20 March 2018 Hi-therm+ lintel opens up its benefits to even more projects Posted on 20th March 201815th March 2018 by Emma Jarrett The award-winning Hi-therm lintel has recently been upgraded, offering builders greater practicality and opening up its benefits to even more projects.
16 January 2018 Hi-therm Advances to meet Market Demands Posted on 16th January 201816th January 2018 by Max Banner Keystone’s stellar industry innovation has been showcased by the release of an advanced version of its award-winning Hi-therm Lintel: Hi-therm+.