UFFI: Urea Formaldehyde Foam Insulation - What is UFFI?

 


Article by: Gil Strachan

Q. I'm considering purchasing an older home , Laminate Hardwood Flooring – What Is It And Why Is It So Popular? in the Trenton area, and the listing indicates UFFI (Urea Formaldehyde Foam Insulation). What is UFFI, and should I be concerned? I've heard that UFFI is a health hazard.

A. Formaldehyde is a relatively inexpensive chemical which is used in many manufacturing processes. It is an acrid, colorless gas, , Robotic Vacuum Cleaners which, at concentrations lower than 0.05 ppm, may have no detectable odor. Sources of formaldehyde in a house , Building a Home Addition could be numerous, and include particle board, tobacco smoke, gas , How To Clean Windows And Not Leave Streaks appliances, new fabrics and aerosol products. , Pool Decking - The Perfect Way To Beautify The Area Around Your Pool Is is also a by-product of combustion and is produced by the operation of furnaces, fireplaces and wood , Tips For Accessorizing Your Home stoves. Formaldehyde is common in the outside , Tips on buying Memory foam Mattresses air; it is found in automobile exhaust fumes and is produced by various industrial and manufacturing operations.

UFFI was a low-density foam prepared at the site, and pumped into wall , Cleaning the Indoor Air cavities, where it expanded and looked and felt like shaving cream until it hardened. It is usually white , Planning Kitchen Remodeling or cream colored, although it was sometimes tinted blue. , Choosing And Cleaning Shower Curtains UUFI releases formaldehyde as it cures, and with age and degradation.

More than 100,000 Candian homes , Robotic Vacuum Cleaners were insulated with UFFI in the 1970's, as a retrofit insulation, primarily in response to the preceived energy , How To Install Professional Looking Porch Railings crisis. Better insulation meant less air , Laminate Flooring and Installation Glue - Don't Get Yourself into a Sticky Situation! exchange between the chemically laden inside , decorating transit areas and the fresh outside, , Spring Into Action: Home Maintenance which aggravated the situation. Still, incidences of fatigue, eye, nose and throat irritations were ONLY SLIGHTLY HIGHER in homes , decorating transit areas with UFFI than those without, but the fear and suspicion was enough to cause Ottawa to ban the use of the insulation.

It became known that levels of formaldehyde decrease rapidly after installation, especially in properly ventilated homes. , How To Buy A Portable Hot Tub or Spa Subsequent testing has shown that the highest levels of formaldehyde exist in homes , Radiator Cover with brand new carpeting, with or without UFFI!

Following a short curing period, the presence of UFFI does NOT affect the amount of formaldehyde in the indoor air. , Cordless Tools: Tips To Increase Battery Life While not statistically significant, the homes , Security: Choosing a Security Alarm System tested were found on average to have formaldehyde levels slightly BELOW that of homes , Feng Shui Tips For Your Office of similar ages without UFFI!

UFFI was only temporarily banned in the US, and has been used in Europe over the last 30 years, where it was never banned and is considered one of the better retrofit insulations.

CONCLUSION: No correlation has been found between formaldehyde gas , Vintage Lighting: Action Lamps, Stained Glass Lighting and Lava Lamps are here to Stay! and health problems, however it is difficult to draw definative conclusions concerning the exposure-response relationship for formaldehyde irritancy, due to the scarcity of information , Laminate Hardwood Flooring – What Is It And Why Is It So Popular? available from reliable clinical studies.

The greater concern for most enlightened buyers has been, that with the stigma attached to a "UFFI house", resale value might be affected; but the concern is quickly diminishing as recollections of "UFFI-mania" fade into history...
Copyright Gil Strachan - All rights reserved.

Gil Strachan is a professional home , Steps to Follow for an Energy Saving inspector, representing Electrospec Home , How To Give Your Room A Face-Lift Inexpensively! Inspection Services in east-central Ontario, Canada since 1994. Visit http://www.allaroundthehouse.com to learn more about home , Security: Choosing a Security Alarm System inspections.

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