I-Payne PGB4 WPG5 Imanuwali Yomnikazi Engashadile kanye Nezigaba Ezintathu
Zitholele konke odinga ukukwazi mayelana ne-PGB4 WPG5 Ultra Low NOx Single kanye ne-Three Phase Single Packaged Air Conditioner kanye neGas Furnace System kule manuwali yolwazi yomnikazi. Hlala unolwazi mayelana nokucatshangelwa kokuphepha, imihlahlandlela yokufaka, namathiphu okunakekela le sistimu esebenzayo esebenzisa isiqandisi esingu-R-454B.