Worcester Greenstar Main Heat Exchanger 87161157400
Worcester Greenstar 12 i System - GC No. 41-311-67. Worcester Greenstar 12 i System LPG - GC No. 41-311-69. Worcester Greenstar 15 i System - GC No. 41-311-84. Worcester Greenstar 15 i System LPG - GC No. 41-311-85.