If you need a heating solution for a long 120-inch (10-foot) baseboard run, multiple shorter baseboard units or covers can be combined to achieve the correct length and capacity. Below is a concise comparison of selected products that are relevant for creating or covering long baseboard runs. The list focuses on length, wattage/voltage options, installation style, and safety features.
| Product | Length / Wattage | Key Feature |
|---|---|---|
| Cadet F Series 96″ Electric Baseboard Heater | 96″ / 2500W (240V) | High output, safety shutoff |
| Cadet F Series 72″ Electric Baseboard Heater | 72″ / 1500W (120V) | Continuous convective heat |
| Cadet F Series 36″ Electric Baseboard Heater | 36″ / 750W (120V) | Requires thermostat, durable steel |
| KING K Series 4′ Baseboard Heater | 48″ / 1000W (120V) | Aluminum ribbon fin, safety cutout |
| Baseboard Heater Cover (Adjustable) | 3–6 ft adjustable cover | Galvanized steel, powder-coated finish |
Content Navigation
Cadet F Series 96″ Electric Baseboard Heater

Overview: The Cadet 96″ F Series baseboard is a long-length unit typically used for medium to large rooms. It lists dual voltage and wattage options (240/208V with 2500/1875W) which provides higher heat output than standard 120V models.
Key Features: Product features include powerful output to heat larger zones, universal wiring and pre-punched knockouts for easier installation, and a built-in high-temperature safety shutoff. The construction suits wall- or floor-mount installations.
Relevance For 120 Inch Runs: At 96 inches this unit still falls short of 120 inches; many installers either combine multiple units or supplement with additional shorter heaters to cover a 10-foot run. The 2500W output may reduce the number of units required, but confirm voltage compatibility and local electrical code before planning.
Cadet F Series 72 In. Electric Baseboard Heater

Call 888-896-7031 for Free Local HVAC Quotes – Compare and Save Today!
Overview: This 72-inch Cadet F Series unit is a 120V model rated at 1500 watts. It is a common choice for single-room heating where 6-foot coverage and continuous convective heat are sufficient.
Key Features: The product description notes it transmits heat continuously and is manufactured with standard baseboard heater materials. Installation requires proper electrical wiring for 120V circuits and adherence to manufacturer instructions.
Relevance For 120 Inch Runs: Two 72-inch units can overlap or be positioned end-to-end with appropriate spacing and wiring to reach 120 inches total coverage. Consider wiring complexity and thermostat control if combining multiple 120V units.
Cadet F Series 36″ Electric Baseboard Heater

Overview: The 36-inch Cadet F Series is a compact 750-watt 120V model. It is designed for smaller zones or for modular use where multiple units are combined to achieve the desired length.
Key Features: Highlights include 25-gauge steel construction, a 20-gauge junction box with ground, and the requirement to use a thermostat (sold separately). The all-metal and powder-coated finish supports durability in household environments.
Call 888-896-7031 for Free Local HVAC Quotes – Compare and Save Today!
Relevance For 120 Inch Runs: Combining multiple 36-inch units (for example, three 36″ heaters) can reach 108 inches; adding another short unit or using a 72″ plus 36″ combination reaches and exceeds 120 inches. Thermostat selection and wiring are critical when linking multiple 120V elements.
KING 4K1210BW K Series Baseboard Heater

Overview: The KING 4K1210BW is a 4-foot (48″) 1000W 120V hard-wired baseboard heater using an aluminum ribbon fin element for heat transfer. It is not a plug-in unit and must be hard-wired to the electrical supply.
Key Features: Notable items include an aluminum ribbon fin element for efficient convection and a full-length safety cutout to protect against overheating. The 1000W rating is suitable for small to medium areas.
Relevance For 120 Inch Runs: This 48-inch unit can be combined with other lengths to reach a 120-inch run. For example, two 48″ units plus a 24″ segment or a 48″ + 72″ arrangement will cover 10 feet. Hard-wiring multiple units requires careful planning for circuit capacity and thermostat control.
Baseboard Heater Cover, 3Ft–6Ft Retractable

Overview: This adjustable baseboard heater cover is made of galvanized steel with a white powder-coated finish and is designed to slide over baseboard heaters between 3 and 6 feet in length. It is a decorative and protective add-on rather than a heater itself.
Key Features: The cover includes two 3-foot pieces, end covers, and an installation kit. It is adjustable up to 6 feet, offers rust resistance, and is rated to withstand elevated temperatures typically found around baseboards.
Relevance For 120 Inch Runs: For a 120-inch run assembled from multiple heater segments, adjustable covers can create a continuous-looking façade. Multiple covers and end caps may be combined for a seamless appearance, but ensure adequate airflow for convection; covers must not obstruct manufacturer-recommended clearances.
Buying Guide
When planning a baseboard heater solution for a 120-inch run, consider these key factors to ensure proper performance, safety, and compliance.
Length And Modular Planning
- Measure The Run Precisely: Confirm the exact linear footage to determine whether one long unit or multiple shorter units are needed.
- Combine Units Carefully: Most manufacturers allow multiple heaters to be installed in a single zone, but proper electrical planning and spacing are required.
- Cover Options: Use adjustable covers to create a continuous look for multiple segments, while maintaining airflow.
Electrical Capacity And Voltage
- Match Voltage To Circuit: Many high-output units require 240V; standard residential circuits for baseboards are often 120V. Verify the unit’s voltage and your home wiring.
- Calculate Wattage Needs: Determine the required BTU/wattage for the space. Larger rooms or poorly insulated spaces need higher wattage or more heat-emitting linear feet.
- Circuit Sizing: Combining multiple 120V heaters may require additional circuits or higher-capacity breakers. Consult an electrician for load calculations.
Thermostat And Control
- Thermostat Requirements: Some baseboards require a compatible wall thermostat; others have built-in controls. Check product features.
- Zone Control: For a 120-inch run spanning multiple rooms or areas, consider separate thermostats or zone controls for efficiency and comfort.
Safety Features
- Overheat Protection: Prefer units with high-temperature shutoff or overheat sensors to reduce risk.
- Tip-Over & Stay-Cool: These features are more common in portable or freestanding designs but can indicate broader safety design emphasis.
- Clearances: Maintain manufacturer-recommended clearances from curtains, furniture, and combustibles.
Installation And Mounting
- Hard-Wire vs Plug-In: Many baseboards are hard-wired; non-plug-in models require permanent wiring by a qualified electrician.
- Pre-Punched Knockouts: Models with pre-punched wiring knockouts simplify routing and reduce installation time.
- Wall Or Floor Mount: Confirm whether the unit supports both mounting types and follow installation instructions for safe operation.
Materials And Durability
- Finish And Corrosion Resistance: Powder-coated steel and galvanized covers resist rust in humid environments like bathrooms.
- Internal Elements: Aluminum ribbon fins transfer heat efficiently; check element type relative to desired response time and maintenance.
Airflow And Cover Considerations
- Allow Convection Flow: Baseboard heaters rely on convective airflow. Covers should not block intake or discharge slots.
- Decorative vs Functional Covers: Decorative covers improve appearance but must be rated for heat exposure and maintain clear airflow pathways.
Comparison Perspectives
- Single Long Unit vs Multiple Units: A single longer unit (when available) simplifies wiring and control but may require 240V service. Multiple shorter units offer flexibility in placement and may be easier to source in 120V.
- Output vs Length: Longer length usually yields more surface area and heat distribution, but wattage per foot is the true measure of capacity. Compare wattage and BTU figures relative to run length.
- Installation Complexity vs Aesthetics: Hard-wiring multiple segments increases installation complexity. Using covers can improve aesthetics but may restrict airflow if poorly selected.
If you plan to assemble a 120-inch baseboard run using multiple units, document the combined wattage, verify circuit capability, and consult an electrician for code-compliant wiring and thermostat placement. For decorative continuity, select adjustable covers rated for heater temperatures and ensure they meet clearance guidelines.
Tips for Getting the Best HVAC Prices
- Prioritize Quality Over Cost
The most critical factor in any HVAC project is the quality of the installation. Don’t compromise on contractor expertise just to save money. - Check for Rebates
Always research current rebates and incentives — they can significantly reduce your overall cost. - Compare Multiple Quotes
Request at least three estimates before making your choice. You can click here to get three free quotes from local professionals. These quotes include available rebates and tax credits and automatically exclude unqualified contractors. - Negotiate Smartly
Once you've chosen a contractor, use the proven strategies from our guide — How Homeowners Can Negotiate with HVAC Dealers — to get the best possible final price.