Mechanical Devices in the Home
CHAPTER VIII. HOT-WATER SYSTEM OF HEATING 64
63. Equipment for hot-water heat. 64. Heating unit. 65. The management of the fire. 66. The pipes. 67. Expansion tank. 68. Water. 69. Radiators.
Mechanical Devices in the Home
63. Equipment for hot-water heat. 64. Heating unit. 65. The management of the fire. 66. The pipes. 67. Expansion tank. 68. Water. 69. Radiators.