The cost-effectiveness of heating with gas versus using a heat pump depends on various factors, including the initial investment costs, energy prices, energy consumption, and any subsidies or tax benefits. Here are some considerations:

1. Initial Investment Costs:

   • Gas heating systems generally have lower initial investment costs than heat pumps.

   • Heat pumps require a higher initial investment, including the cost of the heat pump unit and possible adaptations to the heating system.

2. Energy Prices:

   • The price of natural gas may vary depending on the region and market conditions.

   • Heat pumps use electricity, so the costs are highly dependent on electricity prices. However, it can be more efficient as heat pumps efficiently extract electrical energy from the environment.

3. Energy Efficiency:

   • Heat pumps can be more efficient because they extract heat from the air, water, or ground and increase it to a higher temperature. This is in contrast to gas heating, where heat is generated by combustion.

   • The efficiency of a heat pump also depends on outdoor temperatures and the type of heat pump (air-to-air, air-to-water, ground-to-water, etc.).

4. Subsidies and Tax Benefits:

   • In some cases, governments offer subsidies or tax benefits to homeowners who choose energy-efficient solutions, such as heat pumps. This can reduce the initial investment costs.

5. Maintenance Costs:

   • In general, heat pumps have lower maintenance costs than gas heating systems. Gas heating systems may require periodic maintenance and cleaning of the burner.

It is important to conduct a thorough cost-benefit analysis based on local conditions, energy prices, and available subsidies to determine which option is more cost-effective in the long term. In some cases, using a heat pump may be more sustainable, even if the initial investment costs are higher.