In 1974-75, the mansion underwent a major renovation which included the plumbing, heating, air conditioning and electrical systems.

These modern features extended to include electricity, running water, and central heating.

Other important areas where electricity needs to replace fuels include heating and industrial processes.

In the infrastructure areas, the plan includes power generation, regional heating, waste recycling, and sewage treatment facilities.

The project, which included bio-thermal heating, drainage, and a sub-air system, cost $1.2 million.

Bert served the company for over forty years, in which time he extended the services of the business to include heating, ventilation and air-conditioning.

The basic equipment on the observation deck included a radio station, a stand-by generator and heating.

In 1873 the building was extensively refurbished which included heating, gas lighting and a new pulpit.

The work cost a half million dollars, and included a new roof, siding, windows, heating and plumbing.

Unlike many universities and freshman housing, all buildings of the park not only include central heating, but central air conditioning as well.