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 347 customer reviews

Map of Grand Ridge, IL

Great service




Review of Grassers Plumbing and Heating


Map of Oglesby, IL

Once again, outstanding service.




Review of Grassers Plumbing and Heating

Jacob is awesome.


Map of Manville, IL

Everything went great




Review of Grassers Plumbing and Heating

Kept in contact, arrived on time and fast quality work.


Map of Ottawa, IL

Always call Grassers when I need work -always great and knowledgeable service people. Can always get service quick.




Review of Grassers Plumbing and Heating


Map of Streator, IL

Great service




Review of Grassers Plumbing and Heating

Ken was very efficient and knowledgeable. He went the extra mile to find out our problem!


Map of McNabb, IL

Great service




Review of Grassers Plumbing and Heating

Installer was friendly and quick


Map of LaSalle, IL

Excellent




Review of Grassers Plumbing and Heating


Map of Compton, IL

Really fantastic service!




Review of Grassers Plumbing and Heating

Joe did an awesome job. He is super professional, very courteous, explained things, and was about the nicest service person we have ever had. The AC works great and we are very happy. The team at Grasser's has been a delight - and I wouldn't normally use that word to describe a way to spend a bunch of money. Thank you.


Map of Peru, IL

Great service




Review of Grassers Plumbing and Heating


Map of Morris, IL

Quick Service




Review of Grassers Plumbing and Heating

I appreciate the immediate service Grasser’s gave me when I had an ejector pump in our basement go out. They were there the next day after I called.


Heather D.

Heather D.

Near E Kansas St, Bureau Junction, IL 61315
Heather D.

Heather D.

Near S Maple St, Wyanet, IL 61379
Trent G.

Trent G.

Near Magnolia Dr, Putnam, IL 61560
Trent G.

Trent G.

Near Prairie Ln S, Princeton, IL 61356
Trent G.

Trent G.

Near Washburn, IL 61570
Trent G.

Trent G.

Near Adams St, La Rose, IL 61541
Matt B.

Matt B.

Near E High St, Hennepin, IL 61327
Matt B.

Matt B.

Near E Main St, Granville, IL 61326
Matt B.

Matt B.

Near Lafayette St, LaSalle, IL 61301
kenray g.

kenray g.

Near Berninger St, West Brooklyn, IL 61378