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Real Installation · Scottsdale

Bosch Variable Speed Horizontal Attic Split System Installation in Scottsdale — February 2023

CompletedFebruary 10, 2023
Install CrewDan & Javier
Service AreaScottsdale
SystemAir Conditioning System
BrandBosch
WarrantyMfg + Workmanship
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AZ Perfect Comfort — Our Work
Scope of Work
Installation of a new unit.
Scottsdale · installed February 10, 2023
— At a Glance
Location
Scottsdale
Completed
February 10, 2023
System Type
Air Conditioning System
Brand
Bosch
Total Investment
$27,798
— What We Installed

Every component in this system

Each piece of equipment set at this home, its condition, and its place in the system.

Newly Installed

Heat pump

Brand
Bosch
Model
BOVB-36HDN1-M18M
New — installed 2026
Newly Installed

Air handler

Brand
Bosch
Model
BVA-36WN1-M20
New — installed 2026
Newly Installed

Heat pump

Brand
Bosch
Model
BOVB-60HDN1-M18M
New — installed 2026
Newly Installed

Air handler

Brand
Bosch
Model
BVA-48WN1-M20
New — installed 2026
— Related Services

How this install fits into our Phoenix HVAC service

This install is one example of the Heating work AZ Perfect Comfort performs across Scottsdale, AZ. You can browse more real Bosch Variable Speed Horizontal Attic Split System Installation case studies in the AZ Perfect Comfort install log. New installs from AZ Perfect Comfort include first-year enrollment in our Comfort Club maintenance membership and are backed by our Lifetime Repair Guarantee on repairs. For qualifying installations, HVAC financing options let homeowners spread the investment over time.

— Final Commissioning Results

The real numbers from startup

Every install gets fully commissioned before we leave. These are the actual readings taken on-site by Dan & Javier from the manifold gauges, micron gauge, and digital thermometers.

Refrigerant Circuit

Suction pressure
139 PSIG
Liquid pressure
366 PSIG
Superheat
11°F
Subcooling
28°F

Air-Side Performance

Return-air temperature
73.5°F
Supply-air temperature
60.3°F
Temperature split
13.2°F

Startup readings captured on the day of install. Manufacturer targets vary by ambient and load; every reading above met the system’s commissioning window.

— Line Items

The full equipment and materials list

ItemDescriptionQty
4.0-18-Ho-H Superior Efficiency, Perfect Comfort 18 Series Variable Speed Compressor Variable Speed ECM blower motor10yr Parts/ 12yr compressor manufacturer warranty, 2yr Labor Warranty• New Disconnect• Elect 1
3.0-18-Ho-H Superior Efficiency, Perfect Comfort 18 Series Variable Speed Compressor Variable Speed ECM blower motor10yr Parts/ 12yr compressor manufacturer warranty, 2yr Labor Warranty• New Disconnect• Elect 1

Want an instant estimate for your home? Try our online pricing tool.

— Photo Documentation

31 photos from this installation

Every step of this installation was documented on-site by Dan & Javier.

Installation Progress

Documentation of the physical install — new equipment set, line sets routed, disconnects wired, thermostat mounted.

New outdoor condenser units set on level pads with insulated refrigerant lines and weatherproof electrical disconnects mounted on the wall.
New outdoor condenser units set on level pads with insulated refrigerant lines and weatherproof electrical disconnects mounted on the wall.
Horizontal attic air handler installation with insulated duct connection, condensate drain piping, and hanging support chains secured in place.
Horizontal attic air handler installation with insulated duct connection, condensate drain piping, and hanging support chains secured in place.
Horizontal air handler installed on a suspended platform with insulated refrigerant lines, condensate trap and drain piping, and flexible supply duct.
Horizontal air handler installed on a suspended platform with insulated refrigerant lines, condensate trap and drain piping, and flexible supply duct.
Two outdoor condensers set on pads with weatherproof disconnect boxes and insulated refrigerant lines routed along the wall.
Two outdoor condensers set on pads with weatherproof disconnect boxes and insulated refrigerant lines routed along the wall.
New outdoor condensers set on level pads with sealed wall penetrations and mounted electrical disconnects, refrigerant lines insulated and routed to the units.
New outdoor condensers set on level pads with sealed wall penetrations and mounted electrical disconnects, refrigerant lines insulated and routed to the units.
Digital refrigerant manifold and micron gauge mounted at the outdoor unit, screen showing large numbers but no readable operating pressures.
Digital refrigerant manifold and micron gauge mounted at the outdoor unit, screen showing large numbers but no readable operating pressures.
Air handler installed in attic with insulated flex ducts connected, supported by chain, and condensate drain piping routed to trap.
Air handler installed in attic with insulated flex ducts connected, supported by chain, and condensate drain piping routed to trap.
New horizontal air handler set on a hanging platform with drain pan and duct connections visible in the attic space.
New horizontal air handler set on a hanging platform with drain pan and duct connections visible in the attic space.
Horizontal attic air handler hung with chains, connected to insulated duct, PVC condensate drain, and electrical whip.
Horizontal attic air handler hung with chains, connected to insulated duct, PVC condensate drain, and electrical whip.
Wall-mounted smart thermostat installed on a trim plate, displaying an indoor temperature reading of 64 degrees.
Wall-mounted smart thermostat installed on a trim plate, displaying an indoor temperature reading of 64 degrees.
New horizontal air handler mounted over a drain pan with duct connections and hanging support chain visible.
New horizontal air handler mounted over a drain pan with duct connections and hanging support chain visible.
Two outdoor condenser units set on pads with insulated refrigerant lines, electrical whip, and hoses routed along the wall.
Two outdoor condenser units set on pads with insulated refrigerant lines, electrical whip, and hoses routed along the wall.
Digital manifold display shows 84 and -15 on screen while connected at an outdoor condenser unit.
Digital manifold display shows 84 and -15 on screen while connected at an outdoor condenser unit.
Digital refrigerant manifold screen displays an 84 reading with -15 beneath, attached at an outdoor condensing unit.
Digital refrigerant manifold screen displays an 84 reading with -15 beneath, attached at an outdoor condensing unit.
Horizontal attic air handler hung on chains with insulated duct connection and PVC condensate drain assembly installed.
Horizontal attic air handler hung on chains with insulated duct connection and PVC condensate drain assembly installed.
Two new outdoor condenser units set on pads with weatherproof disconnects and neatly routed line sets against the exterior wall.
Two new outdoor condenser units set on pads with weatherproof disconnects and neatly routed line sets against the exterior wall.
Horizontal air handler hung on threaded rod with drain pan beneath, connected to sheet metal plenum and insulated duct.
Horizontal air handler hung on threaded rod with drain pan beneath, connected to sheet metal plenum and insulated duct.
Horizontal air handler installed on a suspended platform with drain pan, duct connection, and hanging support chain visible.
Horizontal air handler installed on a suspended platform with drain pan, duct connection, and hanging support chain visible.
New outdoor condenser set on a level pad with weatherproof disconnect mounted and liquid-tight conduit connection to the unit.
New outdoor condenser set on a level pad with weatherproof disconnect mounted and liquid-tight conduit connection to the unit.
Horizontal attic air handler hung from chains with insulated duct connections and PVC condensate drain piping installed.
Horizontal attic air handler hung from chains with insulated duct connections and PVC condensate drain piping installed.
Wall-mounted smart thermostat installed with trim plate, screen illuminated and showing indoor temperature and control interface.
Wall-mounted smart thermostat installed with trim plate, screen illuminated and showing indoor temperature and control interface.
Wall-mounted smart thermostat installed with trim plate, screen displaying room temperature of 64 degrees and setpoint indicator.
Wall-mounted smart thermostat installed with trim plate, screen displaying room temperature of 64 degrees and setpoint indicator.
Attic air handler installed with insulated flex ducts, hanging support chain, and connected condensate drain piping.
Attic air handler installed with insulated flex ducts, hanging support chain, and connected condensate drain piping.
New attic air handler installed on a hanging support rack with insulated duct connection and PVC condensate drain assembly.
New attic air handler installed on a hanging support rack with insulated duct connection and PVC condensate drain assembly.

Refrigerant Commissioning

Operating pressures, superheat, and subcooling confirmed to manufacturer spec after charge.

Digital manifold on the outdoor unit shows split operating pressures with superheat and subcooling during system commissioning.
Digital manifold on the outdoor unit shows split operating pressures with superheat and subcooling during system commissioning.

Air-Side Commissioning

Return and supply air temperatures measured to verify the temperature split falls in the target window.

Digital thermometer probe displays air temperature during commissioning of the HVAC system.
Digital thermometer probe displays air temperature during commissioning of the HVAC system.
Digital thermometer displays 72 degrees while measuring air temperature at a metal duct surface during commissioning.
Digital thermometer displays 72 degrees while measuring air temperature at a metal duct surface during commissioning.
Digital thermometer probe inserted into duct measures air temperature, with the display reading 60.5 degrees Fahrenheit.
Digital thermometer probe inserted into duct measures air temperature, with the display reading 60.5 degrees Fahrenheit.
Digital thermometer probe measures air temperature at the duct, displaying 74.9 degrees Fahrenheit on the screen.
Digital thermometer probe measures air temperature at the duct, displaying 74.9 degrees Fahrenheit on the screen.
Digital thermometer probe inserted into duct measures air temperature at 60.5 degrees Fahrenheit during system airflow testing.
Digital thermometer probe inserted into duct measures air temperature at 60.5 degrees Fahrenheit during system airflow testing.
Digital thermometer probe shows 60.9 degrees Fahrenheit while measuring air temperature at the duct surface.
Digital thermometer probe shows 60.9 degrees Fahrenheit while measuring air temperature at the duct surface.
— Frequently Asked

Questions about this installation

What kind of system was installed in this Scottsdale job?

The installer installed a Bosch Variable Speed horizontal attic split system to enhance the home's heating and cooling efficiency. This system was chosen for its ability to provide consistent temperature control and energy savings.

How much does a new air conditioning system cost in Phoenix?

Pricing depends on tonnage, efficiency (SEER2 rating), brand, and installation complexity. Use our online pricing tool at https://azperfectcomfort.com/get-a-quote/ for an instant estimate on your home, or call (602) 613-3489 to schedule a free in-home consultation.

Does AZ Perfect Comfort offer financing for HVAC installations?

Yes. AZ Perfect Comfort offers financing options to qualified homeowners so a new system fits your monthly budget. Financing details are provided during your in-home consultation — call (602) 613-3489 to schedule.

Does AZ Perfect Comfort install in Scottsdale?

Yes. AZ Perfect Comfort installs residential and commercial HVAC systems throughout Scottsdale and the greater Phoenix Metro area. Call (602) 613-3489 to schedule your consultation.

Is the new equipment covered by a warranty?

Yes. New equipment installed by AZ Perfect Comfort is covered by the manufacturer's warranty (typically 10 years on parts when registered) plus our workmanship warranty on the installation itself. Diamond Members receive our Lifetime Repair Guarantee on covered repairs — ask about our maintenance plans.

HeatingLearn about this HVAC serviceHVAC service in Scottsdale, AZWhat we offer in your neighborhoodAll AZ Perfect Comfort installsBrowse every published case studyAll installs in ScottsdaleReal case studies in your areaAll installation case studiesEvery published install we’ve documentedComfort Club membershipPriority service and scheduled maintenanceLifetime Repair GuaranteeEvery eligible repair backed for lifeHVAC financing optionsPayment plans for larger projectsAbout AZ Perfect ComfortFamily-run Phoenix HVAC since day one
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