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

Rated 4.9 out of 5 stars based on 336 customer reviews

Map of Henry, IL

Thanks Grassers





Map of Magnolia, IL

Great people great service!





Map of Peru, IL

Cleaned up under the washer and dryer thanks Guys





Map of LaSalle, IL

Great Service




Quick Response, Fast Fix


Map of Peru, IL

Great service




Great job, when he left it was like he wasn't even here cleaned up everything


Map of Ottawa, IL

Keep coming back




I keep coming back because of Heather. She’s smart, sweet and takes her time with me. Feel by end it’s all going to be perfect


Map of Princeton, IL

Good guys very polite





Map of Magnolia, IL

Thank you Grassers great service





Map of Peru, IL

Great Service!




Great technician!


Map of Amboy, IL

Staff like no other




Had service Tec out and he so knowledge and took care of problem easily.


John  L.

John L.

Installed dishwasher and range

Near Caprice Dr, Henry, IL 61537
Henry, IL - Installed dishwasher and range
Doug H.

Doug H.

Install water heater

Near Grafton St, Ottawa, IL 61350
Ottawa, IL - Install water heater
John  L.

John L.

Installed refrigerator

Near County Rd 20 N, Magnolia, IL 61336
Doug H.

Doug H.

Install water heater

Near Cleveland Cir, Granville, IL 61326
Granville, IL - Install water heater
John  L.

John L.

Installed washer and dryer

Near 6th St, Peru, IL 61354
Peru, IL - Installed washer and dryer
Doug H.

Doug H.

Install water heater

Near S Taylor St, Spring Valley, IL 61362
Spring Valley, IL - Install water heater
Doug H.

Doug H.

Install water heater

Near Knottingham Dr, Ottawa, IL 61350
Ottawa, IL - Install water heater
Doug H.

Doug H.

Fix leak under bath sunk

Near 1st St, LaSalle, IL 61301
LaSalle, IL - Fix leak under bath sunk
Doug H.

Doug H.

Install outside faucet, shut off valve, and fill valve in toilet

Near Cross St, Peru, IL 61354
Peru, IL - Install outside faucet, shut off valve, and fill valve in toilet
Doug H.

Doug H.

Install outside faucet, shut off valve, and fill valve in toilet

Near Market St, Peru, IL 61354