What Is the 72 Degree Guarantee and Why It Matters When the Heat Hits in Allentown, PA

May 11th, 2026

The 72 Degree Guarantee means your AC can maintain 72° even in peak heat and keep up with demand. Learn how it works and why proper installation matters.

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Should I Repair or Replace My AC? Here’s the Honest Answer

May 4th, 2026

Know when to repair or replace your AC. Learn key signs, costs, and how to make the right decision for your home and budget.

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Smart Thermostats, Smarter Comfort: How Tech Is Changing Home Cooling

April 27th, 2026

Smart thermostats help Allentown homeowners improve comfort, reduce energy use, and get more out of modern variable-speed HVAC systems.

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Should I Repair or Replace My AC?

April 14th, 2026

We wanted to provide you with some information to help you decide—out with the old or in with the new?

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Spring Electrical Checklist: Make Sure Your Home Is Ready for Warm Weather

April 13th, 2026

Make sure your home is ready for warm weather with our spring electrical checklist. Learn how to check panels, outdoor outlets, generators, and AC wiring—and schedule service today.

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Is It Time to Convert from Oil to a Heat Pump? How Rising Oil Prices Are Changing Home Heating

March 23rd, 2026

At Jack Lehr Heating, Cooling & Electric, we’re seeing a growing number of homeowners explore alternatives, with heat pumps quickly becoming one of the most popular options.

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Why March Is the Perfect Time to Upgrade to a Whole-Home Comfort System

March 9th, 2026

Upgrading to a whole-home comfort system in March allows you to prepare your home ahead of peak demand while taking advantage of several important benefits.

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Improve Your Home’s Air Quality This Winter: Top IAQ Solutions for Pennsylvania Homes

February 23rd, 2026

Investing in the right IAQ upgrades during the colder months helps create a healthier, more comfortable living environment.

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The Hidden Costs of Skipping Annual HVAC Maintenance

February 9th, 2026

Understanding these hidden costs makes it easier to see why proactive care is such a smart investment.

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How to Know When It’s Time to Replace Your Heating System vs. Repair It

January 26th, 2026

Early in the year is an ideal time to evaluate heating performance and plan ahead with confidence.

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