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Start Delivering Exceptional Service

Homeowners want innovative solutions, convenience, and fast resolution. LennoxPros Sales tools make it easier to connect your products and services with homeowners, quicker. Now you can provide expert results with a suite of tools that let you create quick, professional proposals, better lead generation management, faster load calculations in half the time, and perfect AHRI matches – every time. Sales tools work with your smartphone on the job or from the office. Optimize your business for success now!

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​Repair Part Finder

​Repair Part Finder ​Repair Part Finder

Instant, accurate results with ease - every time.

The new Error Code Lookup Tool instantly identifies the Lennox error codes displayed from either an iComfort S30 ultra smart thermostat or directly from the unit. Techs can now diagnose the problem at hand from their mobile device.

Proposal Builder

Proposal Builder

Increase Mix and Close Rates

Create professional, customized proposals tailored to your homeowners’ needs and budget. Integration with the Lead and Customer Management dashboard allows you to manage your entire sales process from lead generation to closing the sale in one tool.

Load Calculator

Load Calculator

ACCA Approved Manual J Reports in Minutes

Performing load calculations are simple. Measure any home and generate user-friendly reports with the easy-to-use load calculator tool powered by Cool Calc — and save time!

Residential Matchup Tool

Residential Matchup Tool

Find your perfect AHRI Match

Search for Air Conditioner, Heat Pump, or Mini-Split Matchups with the AHRI tool. Add applicable accessories like heat strips and move your compliant systems to the Proposal Builder, or your LennoxPros cart in one click.

Lead Customer Management Dashboard

Lead Customer Management Dashboard

Get Qualified Leads

Manage your leads from creation, close of sale, post-installation, to follow-up. Admins have access to real time stats to help keep your sales strategy on target. If you’re a CAP Dealer, opt-in to receive free Web Leads from the Dealer Locator form accessible to homeowners on Mobile App Mobile App

Putting the ultimate tactical tool in your hands.

Full power, fully mobile. The app puts market command at your fingertips, anytime, anywhere. Use it as your virtual assistant—it doesn't sleep, take a vacation, and it's never busy with another customer. On the job and need warranty info, repair parts, or tech docs? Looking to create AHRI-matched systems on the go? Encourage your whole team to utilize the app to increase job performance, sales opportunities, and customer satisfaction.

Check out our other resources! equips HVAC Pros with the tools and resources for any job, from lead generation to installation.

Real-time availability

Select your ZIP or postal code and browse products by in-store or online availability.

Complete Online Product Catalog

From OEM repair parts and equipment to aftermarket parts and supplies, view imagery, videos, accessories, documents, and specifications all in one place.

Cross Reference Tool

The Cross Reference tool helps you quickly identify the universal replacement part you need to complete the job. Just search, find, and order your perfect part match.

Warranty Lookup

Access the warranty status of any product, anytime, anywhere—even from an attic or crawlspace—in seconds. All you need is a serial number.

​Error Code Lookup

Instantly identify the Lennox error codes displayed from either an iComfort S30 ultra smart thermostat or directly from the unit. Techs can now diagnose the problem at hand from their mobile device

Lennox Learning Solutions

Find essential HVAC training and education at the tip of your fingers.

User Management Engine

Manage each member's accounts and access.

Commercial Quick Quote

Get fast, accurate quotes for commercial jobs, instantly.

Lennox Store Locator

Use store finder to find a nearby Lennox Store location.


Explore all the offers and specials available to you, online or in your local Lennox Store.

Help Resources

Dedicated resources—including training videos—help assist you with any support you need for LennoxPROs.

Top tools for Technicians
Top Tools for Comfort Advisors

Receive instant service and application notes the moment they're released, plus more. Simply turn on your notifications. Opt-in to text messages by texting JOIN to LENNOX (536669).