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Frequently Asked Questions.
What makes Service Plus different from other HVAC companies?

We combine technical expertise with proactive communication, digital reporting, and long-term client relationships — delivering dependable, data-driven comfort solutions built for commercial performance.

Do you offer financing or monthly billing options?

Yes. We provide flexible billing for maintenance plans and financing options for larger installation projects through trusted third-party partners.

Can you service equipment installed by another company?

Yes. We frequently take over existing systems, perform system evaluations, and stabilize performance before rolling equipment into a maintenance plan.

Do you offer maintenance programs for businesses?

Yes. Our Preventive Maintenance Agreements (Memberships) include scheduled inspections, filter replacements, coil cleaning, and optional remote monitoring to help avoid costly downtime.

Do you handle permits, cranes, and job-site logistics?

Absolutely. We manage every aspect of commercial installation — including permits, crane operations, street blockades, and safety compliance — to keep projects on schedule and up to code.

What industries do you work with?

We serve offices, warehouses, schools, healthcare facilities, churches, retail centers, manufacturing plants, and distribution hubs — anywhere comfort and reliability are critical to operations.

Are your technicians licensed and insured?

Absolutely. All technicians are licensed, manufacturer-trained, EPA-certified, and covered under full liability and workers’ compensation insurance for your protection.

What brands do you install or service?

Our technicians are certified to work with Lennox, Trane, Carrier, York, and Daikin systems, as well as IAQ and ventilation products from Aprilaire, iWave, APCO, and Big Ass Fans.

Do you provide 24/7 emergency service?

Yes. Emergency service is available for active maintenance plan members. Premium members receive full 24/7 coverage, while Performance plan members get next-day priority response.

What areas do you serve?

Service Plus provides HVAC services across Aurora, St. Charles, Naperville, and the greater Chicago city and suburbs, including industrial corridors like Elk Grove and Rockford.

Do you integrate HVAC automation and monitoring systems?

Yes. We install Ubiquity, Honeywell LCBS, and TCS Controls platforms that allow for remote HVAC equipment monitoring, scheduling, and performance analytics.

Do you provide post-installation support?

Yes. Every installation includes a start-up HVAC inspection, system verification report, and ongoing HVAC maintenance options to ensure lasting performance.

Can you retrofit existing HVAC equipment?

Yes. We specialize in retrofit applications, modernizing outdated HVAC systems to meet new efficiency standards without replacing the entire infrastructure.

What warranties come with a new installation?

All new systems include manufacturer parts warranties (up to 10 years) and our Service Plus workmanship guarantee. Extended labor coverage is available with maintenance plans.

Can you replace my system without disrupting operations?

Yes. We schedule phased or after-hours installations to minimize downtime for offices, schools, and industrial sites that can’t pause operations.

Do you manage permits and crane operations?

Absolutely. We take care of all required permits, crane lifts, street blockades, and safety coordination so your project stays compliant and on schedule.

How long does a typical installation take?

Most projects are completed within 60 days, depending on equipment availability and site logistics. Stocked RTUs can be installed as soon as next-day.

Do you handle full design-build projects?

Yes. We provide complete design-build services — from load analysis and duct layout to equipment sizing, permitting, and system commissioning.

Which HVAC Brands do you install

Service Plus installs trusted brands such as Lennox, Trane, Carrier, Daikin, and York, ensuring long-term performance and manufacturer-backed warranties.

What types of HVAC systems do you install?

We specialize in commercial installations, including rooftop units (RTUs), mini-split systems, packaged DX systems, chillers, and heat pumps, Central ACs, Furnaces, and more. We plan these projects around your facility, providing precise calculations, to required specifications of your business and customer's needs.

Can HVAC maintenance help prevent major repairs?

Absolutely. Routine inspections catch early wear, reduce emergency calls, and keep equipment operating at peak efficiency.

How do I get started with a HVAC maintenance plan?

Contact our team to schedule a site assessment. We’ll review your system setup and recommend a plan that fits your operational needs.

Can I enroll if another company installed my HVAC system?

Yes. We can adopt your existing equipment after a system assessment and integrate it into a customized plan.

Do HVAC maintenance plans cover filter replacements and cleanings?

Yes. Filter changes, coil washing, and safety checks are built into Standard and higher-tier plans.

Do you provide reports after each HVAC maintenance visit?

Yes. Every visit includes a digital inspection report with photos, findings, and recommendations for proactive service.

What are the benefits of a HVAC maintenance plan?

Regular maintenance improves system efficiency, prevents costly repairs, extends equipment lifespan, and helps maintain warranty compliance.

Can I customize a HVAC maintenance plan for multiple properties?

Absolutely. We build portfolio-wide plans that align scheduling, reporting, and billing across multiple facilities.

Do HVAC maintenance plans include emergency service?

Yes. Performance plan members receive next-day priority response, while Premium members have full 24/7 emergency coverage.

Do you offer different HVAC maintenance plan tiers?

Yes. Our Economy, Standard, Performance, and Premium plans scale from basic operational checks to full remote monitoring and automation support.

What is included in your maintenance plans?

Each plan includes routine inspections, performance testing, filter changes, and coil cleaning. Premium tiers add building automation and 24/7 monitoring.

How often should commercial HVAC systems be serviced?

Most systems require two to four visits per year depending on usage, equipment type, and indoor air quality requirements.

How can I prevent repeat issues after a repair?

Enrolling in a Preventive Maintenance Agreement (PMA) ensures regular HVAC inspections, filter replacements, and monitoring to catch problems before they recur.

Can you repair large-scale or multi-unit HVAC systems?

Yes. We handle everything from single RTUs to complex multi-zone systems across warehouses, offices, and healthcare facilities.

Do your HVAC repairs include a warranty?

Yes. All Service Plus repairs are backed by a workmanship guarantee and manufacturer parts warranty where applicable.

Are HVAC repair costs fixed or hourly?

We provide transparent, project-based estimates with clear line items for labor, materials, and warranty coverage — no hidden fees.

Do you provide HVAC diagnostic reports or estimates?

Yes. Every HVAC repair visit includes a detailed digital report with findings, photos, and repair options — so you can make informed decisions before approving work.

What if HVAC parts are on backorder or unavailable?

We coordinate directly with HVAC manufacturers and distributors for expedited parts delivery and can install temporary solutions to keep your HVAC system running.

How fast can a technician arrive after a HVAC service call?

In most cases, same-day or next-day dispatch is available. A typical timeline would be 1-3 business days. Our Maintenance members receive first-priority scheduling during peak seasons & 24/7 HVAC Service Support.

Do you repair HVAC equipment installed by another company?

Absolutely. We take over HVAC existing systems, assess performance issues, and provide repair or retrofit solutions tailored to your facility.

What types of HVAC systems do you repair?

We service all major commercial HVAC systems, including rooftop units, split systems, boilers, chillers, and heat pumps from brands like Lennox, Trane, Carrier, York, and Daikin.

Do you provide emergency HVAC repair service?

Yes. We offer 24/7 emergency HVAC repair for active maintenance members and priority next-day response for all commercial clients.

Can I move between departments as I grow?

Absolutely. We encourage internal mobility—techs, installers, sales/project management, and office roles have defined growth paths.

Who can I contact with questions about careers?

Email careers@serviceplushc.com and our team will reply with next steps or details about specific openings.

Is overtime or after-hours work required?

Field roles may include occasional evenings/weekends during peak seasons or project changeovers; overtime is scheduled and communicated.

What benefits do you offer?

Medical, dental, vision, 401(k) with match, PTO/holidays, ongoing training, clear advancement paths, and a supportive team culture.

What does the interview process look like?

Typically an initial phone screen, a skills/experience interview, and a brief ride-along or shop visit for field roles.

What certifications do I need?

EPA 608 is preferred for tech roles; additional manufacturer or OSHA certs are a plus. We help qualified hires earn required credentials.

Do you hire entry-level candidates?

Yes—our entry-level technician and installer pathways include hands-on training, mentorship, and support toward certifications.

Which locations are you hiring in?

Most roles are based in Aurora, IL with field routes across Chicago.

How do I apply for a position?

Click a job opening to view the description, then apply via the on-page button—or email your resume and a short intro to careers@serviceplushc.com.

Still have questions?

We’re here to help. Whether you need a quick answer or want to talk through your project, our team is just a click away.
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Our team will review your facility, assess system performance, and provide a customized proposal designed to improve comfort, efficiency, and long-term value. From rooftop units to full-scale mechanical systems we handle every detail so you can focus on your business.
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