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 580 customer reviews

Map of Wyanet, IL

Great service




Review of Grassers Plumbing and Heating

Technician seemed very knowledgeable. Explained what he was doing


Map of Hollowayville, IL

Excellent and Professional... 👏 Bravo




Review of Grassers Plumbing and Heating

Service man Brian is excellent, kind, courteous and so professional... even wore a mask for me due to upcoming surgery! Job well done!


Map of Ottawa, IL

Excellent, timely service!




Review of Grassers Plumbing and Heating

Very helpful


Map of Hollowayville, IL

Gteat sevice




Review of Grassers Plumbing and Heating

Very pleasant person to work with


Map of Ottawa, IL

Good service, knowledgeable and personable service man




Review of Grassers Plumbing and Heating

Kenray was very knowledgeable and personable while putting in our water softener. Would recommend him highly.


Map of Peru, IL

Great service




Review of Grassers Plumbing and Heating

The Grasser rep had great suggestions for improvements He was very knowledged


Map of Oglesby, IL

Great service and quick response time




Review of Grassers Plumbing and Heating


Map of Sublette, IL

Fantastic service!




Review of Grassers Plumbing and Heating

Heather in sales was very pleasant, knowledgeable and professional. Our tech/ delivery guy was outstanding in every way!


Map of Toluca, IL

Great install.




Review of Grassers Plumbing and Heating

I had asked for a side open dryer & received a hinge on ther bottom style.


Map of Hennepin, IL

Greatest Plumbing and Heating Store EVER




Review of Grassers Plumbing and Heating

Water heater broke and within 3 hours I had a new one installed and heating up. I live alone and knowing that I can depend on Grassers for fast, dependable, courteous and accurate service means the world to me.


Grasser's Plumbing .

Grasser's Plumbing .

Near McNabb, IL 61335
Grasser's Plumbing .

Grasser's Plumbing .

Near Hollowayville, IL 61356
Grasser's Plumbing .

Grasser's Plumbing .

Near Peru, IL 61354
Grasser's Plumbing .

Grasser's Plumbing .

Near Peru, IL 61354
Grasser's Plumbing .

Grasser's Plumbing .

Near Ottawa, IL 61350
Grasser's Plumbing .

Grasser's Plumbing .

Near Granville, IL 61326
Grasser's Plumbing .

Grasser's Plumbing .

Near Varna, IL 61375
Grasser's Plumbing .

Grasser's Plumbing .

Near Hennepin, IL 61327
Grasser's Plumbing .

Grasser's Plumbing .

Near Hollowayville, IL 61356
Grasser's Plumbing .

Grasser's Plumbing .

Near Hollowayville, IL 61356