Archive for the Highlighted Articles Category

The R-Value Myth

R-Value Myth Thermal Performance Myth:  There is a widespread belief that all insulation materials of equal R-value will perform equally. Thermal Performance Fact:  While insulations of equal R-value perform equally in the controlled conditions of a laboratory, they do not all maintain that R-value in the walls

Read more

Open Vs. Closed Cell Insulation

Understanding Closed Cell Foam Insulation Versus Open Cell Foam Insulation Polyurethane spray foam is often categorized as either “open-cell” or “closed-cell”. There are several major differences between the two types, leading to advantages and disadvantages for both, depending on the desired application requirements. In addition, polyurethane spray

Read more

About C & R Insulation

C&R Insulation, LLC. began in Maryland in 2008. Ronald Larson and Chris Ignaczak started C&R Insulation in order to provide a high quality green insulation products to Mid-Atlantic. Our goal is to bring quality green building products to the Mid-Atlantic so that homeowners and developers have the opportunity

Read more


Money Saving Tips

  • Energy Tips
    Energy Tips
    Energy Tip: Do I need more attic insulation? Most homes in the U.S. do not have enough insulation. An estimated 60% of homes...
    Read more
  • The C&R Advantage
    The C&R Advantage
    Attention Contractors or Home Builders: We are always striving to partner with homebuilders, “green” building designers, architects, contractors, or inspectors with similar values...
    Read more



Spray Foam Insulation



angieslist001

Check our Angie’s List member reviews on Insulation in Washington D.C.


creditcards002
Accepting All Major Credit Cards
followusonfacebook1


fenergystar
fsprayfoamcom
fhomebuildersassociatiofn
fbbb