404 Main St.McNabb, IL
815-882-2111 • 800-644-9238
24/7 Emergency Service Available
About Grassers

LaSalle & Bureau Counties Largest Plumbing, Heating and Air Conditioning Contractor

Award Winning Plumbing and HVAC Services.

Serving – LaSalle, Ottawa, Princeton, Peru Spring Valley & Beyond.

Grassers Plumbing & Heating is a reliable air conditioning, heating, plumbing company located in McNabb IL. serving the Illinois Valley for over 60 yrs. Our family owned and operated company is friendly, reliable, and affordable to bring your home or business total comfort.

SEE SOME OF OUR AMAZING REVIEWS!

WHY Grasser’s Plumbing & Heating?

24/7 Emergency Plumbing & HVAC

With over 40 trucks on the road at any given time our technicians and plumbers can respond to your emergency – fast. Our plumbers and HVAC technicians offer 24/7 emergency repair service, whether it’s a holiday, weekend or at 3:00 am, our friendly technicians can be there when you need service most.

Local Reviews

Grassers Plumbing and Heating Rated 4.9 out of 5 stars based on 373 customer reviews

Map of Seneca, IL

Great




Review of Grassers Plumbing and Heating

I was planning on calling Gary or Heather to tell them what a positive experience it was to have Matt doing the installation. You couldn't have sent a better guy to do the job but you have a trove of great people working for you but being long time customers from our days as builders to us being retail customers you guys are the best,and we thank you 😊


Map of Granville, IL

Very nice and friendly service men




Review of Grassers Plumbing and Heating


Map of Mark, IL

Great service overall




Review of Grassers Plumbing and Heating

Awesome guy you guys got working for you.


Map of Varna, IL

Didn’t like the wait for parts but service was excellent.




Review of Grassers Plumbing and Heating


Map of Princeton, IL

Great service




Review of Grassers Plumbing and Heating

Very pleasant people to work with. They made sure the stove was level and that it was operating properly before leaving


Map of Henry, IL

AC




Review of Grassers Plumbing and Heating


Map of Ottawa, IL

Nice and knowledgeable




Review of Grassers Plumbing and Heating

Frank was nice, knew what he was doing, and was thorough.


Map of Dana, IL

Fast service and great price




Review of Grassers Plumbing and Heating


Map of Spring Valley, IL

Great service




Review of Grassers Plumbing and Heating


Map of McNabb, IL

Great Service




Review of Grassers Plumbing and Heating

From the purchase to the installation...very satisfied!


Matt B.

Matt B.

Near Morris, IL 60450
Matt B.

Matt B.

Near Ottawa, IL 61350
Matt B.

Matt B.

Near Peru, IL
Matt B.

Matt B.

Near Peru, IL
Matt B.

Matt B.

Near Granville, IL 61326
Matt B.

Matt B.

Near Seneca, IL
Matt B.

Matt B.

Near Seneca, IL
Heather D.

Heather D.

Near Ladd, IL 61329
Matt B.

Matt B.

Near Mark, IL
Heather D.

Heather D.

Near Mark, IL