Quadra-Fire & Heatlilator Eco-Choice Scatola di Giunzione Fusibili 7 Ampere - Confezione da 4 812-0380/4
Heatilator Eco-Choice Pellet. This fuse is used on the junction box for most models. What does HHT stand for?. We are always happy to help! Castile Insert (2006-2011). Castile Insert (2002-2006). Castile-C (2019-Present).