They had gas heating installed, and claimed most of the cost back from the communal housing authorities.
Other particular benefits include gas central heating, well planned kitchen/dining room extension.
Owners will pay for their own gas heating and electricity, estimated at about $105 a month.
In major cities, where few use gas heating, a typical family may burn nearly half a ton of coal during winter.
The rooms were also upgraded with new gas heating and sanitation facilities.
Large or small, a home is always more saleable if it has gas central heating.
They're conventional gas central heating and hot water systems.
In fact, in this present market, the question isn't can you afford to install gas central heating.
"We have natural gas heating, and that's going to go up 70 percent this year."
A year later, instead of the coal storage, volunteers built up the health club after introducing this gas heating.