
The Miller SJR-1 Roof Jack is an essential tool designed for the installation and maintenance of 12 cmf (centimeters per minute) oil or gas furnaces. This jack is manufactured by Miller, a trusted name in the HVAC industry known for its high-quality and durable products.
The SJR-1 Roof Jack is engineered to provide a safe and efficient means of lifting and securing furnaces onto roof curbs. It features a robust steel construction with a powder-coated finish that not only ensures durability but also protects against rust and corrosion. The jack has a lifting capacity of 1500 lbs (680 kg), making it suitable for most oil or gas furnaces.
The jack comes with a built-in crank mechanism that allows for easy and smooth lifting. The crank handle is ergonomically designed for a comfortable grip and is equipped with a locking mechanism to secure the furnace in place once it has been lifted onto the roof curb. The jack also includes a set of heavy-duty casters that make it easy to maneuver and position the jack according to the installation requirements.
The Miller SJR-1 Roof Jack is designed to be used with roof curbs that have a thickness of up to 1-1/2 inches. It has a compact footprint and can be easily stored when not in use. The jack is also equipped with safety features such as a load indicator and a safety latch to prevent accidental lowering of the furnace.
In summary, the Miller SJR-1 Roof Jack is a versatile and reliable tool for HVAC professionals and DIY homeowners who need to install or maintain oil or gas furnaces on their roofs. Its robust steel construction, easy-to-use design, and safety features make it a must-have for any HVAC toolkit.
Pros and Cons of buying a Miller SJR-1 Roof Mounted Oil or Gas Furnace (Model Number: 104060000)
I. IntroductionThe Miller SJR-1 roof mounted oil or gas furnace is a popular heating solution for residential and commercial applications. In this analysis, we will discuss the merits and demerits of investing in this furnace.
II. Pros1. Versatility: The Miller SJR-1 can operate on both oil and natural gas, providing homeowners with the flexibility to choose their preferred fuel source.
2. Energy Efficiency: This furnace comes with a high Annual Fuel Utilization Efficiency (AFUE) rating, ensuring optimal energy usage and lower heating bills.
3. Compact Design: Its roof-mounted configuration saves valuable floor space and makes it ideal for installations where floor space is limited.
4. Durability: The Miller SJR-1 is built with high-quality materials and components, ensuring long-lasting performance.
5. Customizable: The furnace comes with various options and accessories, allowing homeowners to tailor the system to their specific needs.
III. Cons1. Installation Costs: Roof-mounted furnaces require professional installation, which can be more expensive than floor-mounted units.
2. Complexity: Installing and maintaining a roof-mounted furnace can be more complicated than a floor-mounted one due to the need for proper ventilation and roof penetrations.
3. Weather Dependency: Roof-mounted furnaces are exposed to the elements and may require additional insulation or protection in extreme weather conditions.
4. Noise: The outdoor location of the furnace can lead to increased noise levels compared to indoor units.
5. Limited Access: The location of the furnace on the roof may make it difficult to access for maintenance or repairs.
IV. ConclusionThe Miller SJR-1 roof mounted oil or gas furnace offers numerous advantages, such as energy efficiency, versatility, and compact design. However, it also comes with some drawbacks, including higher installation costs, complexity, weather dependency, noise, and limited access.
Based on the analysis, we recommend this furnace for homeowners who require a high-efficiency, space-saving heating solution and have the budget for professional installation. Additionally, those who prefer the flexibility of using either oil or natural gas as fuel sources will also benefit from this furnace. However, homeowners with limited budgets or those who prefer simpler heating solutions might want to consider alternative options.
Details:
Miller furnace roof jack 104060000/srj-1: assembly. Unit is new and has never been installed. Roof jack assembly. 2 to 12 inch below roof line. For cmf series oil and gas furnaces with 4 vent pipe.
Must be used on flat roofs.
specifications centrafurn:
- brand: Miller
- mpn: 104060000
- model: Srj-1
- type: Central Furnace
- system configuration: Vertical
- heating system: Furnace
- mounting location: Roof
offer centrafurn:
- options: ship-to-home
- availability: in stock
- in stock #: 5
- started: june 28, 2025
- sold #: 19
- prices: $26.85–$37.08
- item condition: New
- best offers: true
seller centrafurn:
- # reviews: 3065
- rating: 99.5%
- city: waterville, maine
payments centrafurn:
- credit card: mastercard
- other
- wallet: google-pay
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
returns centrafurn:
- policy: no returns
shipping centrafurn:
- transit: 5-12 days
- class: standard
- service: standard
- type: fixed
Also Available:
- PSE-802-M-24: PROBE, Mcdonnell Miller
- 622300: FURNACE BLOWER MOTOR, Nordyne
- SM3404: INDUCER FURNACE FAN MOTOR, Supco
- G5RC060C-12: FURNACE BURNER BOX SENSOR, Miller
- 624646: VALVE, Nordyne Miller Intertherm Westinghouse Frigidaire
- 626468: FURNACE FAN SWITCH, Miller
- 632504: FURNACE IGNITOR, Fits Intertherm Nordyne Miller
- AF-10: OIL BURNER MOBILE FURNACE, Beckett
- 626447: FURNACE SWITCH, Fits Intertherm Nordyne Miller
- 632625: FURNACE IGNITOR, Miller
- 696568108892: FURNACE FAN BLOWER, Climatek