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Tualatin Valley Painting Blog

Why Do I Have Mildew and Mold Growth on my House or Decks?

By Kevin Dressel  -  May 18th, 2013

Mildew is NOT caused by paint. It is a fungi that grows on almost any organic surface including painted ones. Mildew discoloration, which resembles dirt, is actually caused by fungi feeding on oil contained in paints or on protein thickeners in latex coatings. Fungi also feed on nutrients in the substrate material, underneath the paint film.

Mold and mildew spores are microscopic and are fund universally in the air, transported by the wind and atmosphere. These mold and mildew spores ... Read More

Blistering Exterior Paint - Causes and Solutions

By Kevin Dressel  -  March 2nd, 2013

Bubbles result from a loss of adhesion, and lifting of the paint film from the underlying surface. There are a variety of possible causes for blistering and paint bubbles.    Listed are some of the most common. 

  • The surface was too warm and painted in hot direct sun
  • Application of oil-based or alkyd paint over a damp or wet surface
  • Moisture escaping through the exterior walls
  • Exposure of latex paint film to dew, high humidity, or rai... Read More

Surface Preparation, The secret to Long Paint Life

By Kevin Dressel  -  February 15th, 2013

Always think of the entire coatings system as a single unit especially when selecting coatings for exterior and interior surfaces. Choose a top coating with regard to the primer and surface over which it will be applied. Conversely select an undercoat that is conrpatible with the top coat and the substrate, and be sure to buy quality products. 

As a rule, good results and long paint life are more dependent on correct surface preparation for exterior paint than for interior paint;... Read More

What are those blotchy discolorations on my new paint?

By Kevin Dressel  -  February 1st, 2013

Surfactant Leaching

Why do I have ugly discolorations on areas of my new paint job?  Dew, fog, or rain can cause these discolorations.  All latex paints contain detergent like materials called surfactants which are necessary for the stability of the paint formulation.  Surfactants are not part of the paint film, and their coming out of the paint film does no harm to it whatsoever.  In most cases these materials come out of the paint film slowly and are washed from ... Read More

Peeling Exterior Paint - Reasons and Solutions

By Kevin Dressel  -  January 18th, 2013

Peeling results when wet wood swells under paint, causing the paint film to loosen, crack and fall off. Among the variety of ways for water to reach painted wood are:

  1. Uncaulked joints allowing moisture to seep into adjoining wood surfaces.
  2. Worn-out caulking
  3. Debris choked gutters, causing moisture buildup under shingles
  4. Moisture-laden air trapped inside buildings which rises to the surface of exterior walls when heated.
  5. Damp Basements
  6. ... Read More

2013's Hottest Interior Paint Colors: Green and Blue

By Debbie Zimmer  -  January 5th, 2013

If you’re wondering which interior paint colors will be “in” this year, just look outside. The diverse greens and blues that we see outdoors will be the most popular choices for beautifying our indoor living spaces in 2013.

Upon reflection, it’s actually quite fitting that green will be used to refresh and renew the interiors of so many homes and buildings. Throughout history, the color has always been symbolic of new life. Only now, green will be g... Read More

Should I Hire a House Painter?

By Lowen  -  December 31st, 2012

Painting a single wall in your home is a relatively manageable job for anyone with a will and a reason. And yet, many homeowners find even this to be an unexpectedly tedious and time-consuming task. However, painting an entire room, multiple rooms, or even an entire house is a whole other can of worms (er..paint).. Is it better to hire an interior house painter?

In our do-it-yourself culture, and with this tough economy, it's not hard to see why some might consider ... Read More