By Simon Soloff
In the midst of winter, heating costs may have already skyrocketed for hotel owners. Hotels face the constant challenge of balancing guest comfort with operational efficiency, and heating is one of the largest energy expenses in hospitality. This is especially true in colder climates or during extended winter seasons. While many hotels have adopted common strategies (like insulation upgrades), there are many less obvious ways to further reduce heating costs without compromising guest satisfaction. Here are 10 strategies that will significantly lower hotel heating bills.
1. Upgrade to a Smart Boiler System
Many hotels still rely on outdated, manual boiler systems that operate with little automation or adaptability. Smart boiler systems, on the other hand, use sensors and integrated software to monitor usage patterns, adjust output based on demand, and even detect inefficiencies in real time. Smart boilers can be programmed to reduce output during periods of low occupancy and automatically adjust for outdoor weather conditions, significantly reducing heating costs.
Some systems also integrate with building management platforms to provide real-time analytics and proactive maintenance alerts, which reduces both energy usage and equipment downtime. Smart boilers can reduce energy consumption by up to 30 percent, particularly in properties with fluctuating occupancy levels.
2. Optimize Heating in Staff-Only Areas
Guest comfort is a top priority in hospitality, but areas used exclusively by staff, such as laundry rooms, storage closets, and back-of-house hallways, are often overheated. This is unnecessary, as these spaces don’t require the same level of thermal comfort as guest areas. Since staff are typically engaged in physical tasks and wear uniforms designed for active work, their need for higher ambient temperatures is generally lower than that of guests. To improve energy efficiency, consider installing individual temperature controls or adjusting system settings to limit heating in these zones to only what is strictly necessary.
3. Proper Hydronic Balancing Is Key
If a hotel uses a water-based heating system, improper hydronic balancing may cause uneven heat distribution. Some rooms may be too hot while others remain chilly, prompting guests or staff to adjust thermostats, wasting energy. Hydronic balancing ensures all radiators or heating coils receive the correct flow rate, increasing both comfort and system efficiency.
4. Implement Heat Recovery Ventilation Systems
Heat recovery ventilation (HRV) systems capture warm air that would otherwise be lost through ventilation exhausts and reuse it to preheat incoming cold air. This is particularly useful in lobbies, restrooms, or dining areas where fresh air ventilation is required. An HRV unit reduces heating load while maintaining air quality.
5. Use Predictive Occupancy Analytics
Beyond simple occupancy sensors, some smart systems use historical booking data and predictive algorithms to forecast heating needs. For example, if a wing of the hotel is expected to be unoccupied over a weekend, the system can pre-emptively reduce heating output in that zone. This forward-thinking approach helps avoid unnecessary energy use and supports proactive energy management.
6. Use Door Sensors in Guest Rooms
Even a partially open balcony or entry door can allow cold air to enter and trigger the HVAC system to work harder. Installing door sensors in guest rooms allows the system to disable or reduce heating when a door is left open for a period of time, which prevents significant heat loss, especially in colder regions.
7. Address Internal Heat Gains from Appliances
While it may seem counterintuitive, internal heat gains from appliances like mini-fridges, TVs, or lighting can impact how heating systems behave. In some cases, the thermostat may sense a warmer room temperature than guests actually feel, which can lead to poor heating performance. Upgrading to energy-efficient, low-heat-emission appliances helps stabilize room temperatures and reduces unnecessary HVAC cycling.
8. Leverage Passive Solar Heating
Natural sunlight is an effective – and free – source of heat. However, most hotels fail to optimize solar gain. Installing smart window treatments or motorized blinds that adjust based on time of day or sunlight levels can enhance passive heating. During sunny winter days, blinds can automatically open to let sunlight in, then close at night to trap the heat inside.
9. Perform Regular Thermal Imaging Audits
Thermal imaging cameras can identify heat loss areas not visible to the naked eye. These audits are relatively inexpensive and can quickly highlight poorly insulated walls, malfunctioning radiators, or draft-prone windows, which allows owners and operators to address specific problem areas rather than resorting to costly blanket upgrades. It’s recommended to conduct these audits at night during the winter when heat loss is most evident.
10. Integrate Heating Data with Revenue Management Tools
By integrating heating system data with a property’s revenue and occupancy forecasting tools, hotel owners can make smarter heating decisions. For instance, if a booking pattern shows low occupancy in a certain wing next week, the heating system can be pre-set to reduce output in that area accordingly. Some advanced property management systems already allow this kind of integration with smart boilers and thermostats.
Heating costs can quietly erode profit margins if not actively managed. While many hotels have addressed the obvious (like proper insulation), the opportunities for savings go far deeper. These solutions not only reduce utility costs but also support broader sustainability goals, which is a growing priority for both hotel brands and guests alike.
Simon Soloff is the president and co-founder of EnTech, a leading innovator in smart energy solutions for hotels and other commercial buildings. Alongside his brother and co-founder, Eric, Simon identified critical inefficiencies in traditional energy monitoring systems, leading them to establish EnTech in 1999. As a smart energy expert, Simon advises building managers on how to cut down on energy usage and optimize overall efficiency. Learn more at entechsmart.com.
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