Cooling and heating

9.05 6.79 (8.22 inc tax)
+
9.61 7.21 (8.72 inc tax)
+
11.52 8.64 (10.45 inc tax)
+
12.35 9.26 (11.20 inc tax)
+
17.31 12.98 (15.71 inc tax)
+
22.27 (26.95 inc tax)
+