Our Construction Guarantee

We will provide you a product guarantee and quote for your heating and cooling costs before insulation has been installed on a new construction. See significant energy savings over conventional installation! Read More.

“Because of our guaranteed heating and cooling proposal, we knew what our monthly operating expenses would be, making upgrades possible!”
– Johnson Family, Lansing, Iowa

Guarantee & Warranty

* Savings can vary, Find out why in the seller’s fact sheet on R-values. Higher R-values mean greater insulating power.

Click below to read our warranty and service guarantees.
Heating & Cooling Guarantee


“As a contractor, I build unusual homes. Ultimate insulation is the only one I trust to get the job done correctly.”
-Bloomer, WI

“Ultimate Insulation insulated our 100 year old house. What an awesome job! Well done!”
-La Crescent, MN

​“We have two kids with major allergies. We built a new house and used Nu-Wool Insulation. We chose it because it was a green product. We noticed that our kid’s health improved tremendously. The air just seemed cleaner.”
– Holmen, WI

​“Our house was only 9 yrs old. An energy audit showed our house was poorly insulated. Ultimate Insulation did a professional job Retro-Fitting our house. Final blower door test showed a 35% energy efficiency improvement. As an extra benefit, the sound deadening characteristics of insulation, we could no longer hear the highway traffic behind our house!”
– Onalaska, WI

​“Our heating and cooling bills are lower than they were in our previous house, even though our new home is twice as large!”
– Holmen, WI


Monday: 7am-6pm
Tuesday: 7am-6pm
Wednesday: 7am-6pm
Thursday: 7am-6pm
Friday: 7am-6pm



Ultimate Insulation, LLC.
Serving Holmen & the tri-state area
Phone: 608-386-1711
Call Us Today For a FREE Quote​
Request A Quote!