ASHI Reporter Articles

My Chimney Melted the Vinyl Siding

This homeowner had engaged several contractors to examine the problem, but none of them could explain what was happening.

Attic Ventilation By The Numbers

Why do we inspect attic ventilation? Because it’s designed to protect a home.

Have You Ever Seen Rain…in the Attic?

Many home inspectors who work in cold climates have seen signs of moisture and condensation in attics. These signs include water stains on roof framing and the roof deck, and organic substances or other materials that create black stains.

Capillary Action Sucks (Water Into A Home)

Here’s your mind-spinning science lesson for the day:

By definition, capillary action is a manifestation of surface tension by which the portion of the surface of a liquid coming in contact with a solid is elevated or depressed, depending on the adhesive or cohesive properties of the liquid.

Are These Terms “On the Level”?

We like checking whether things are on the level—or should we say “plumb”?

Why Did That Chimney Fail?

Any crumbling or other damage to chimney masonry can easily be attributed to water.

Sewers: Storm Versus Sanitary

We’ve come a long way from the days when human waste was not treated. Early sewage systems just flushed it away, with water and rainwater “combined” to help it along. […]

Block Foundation Beam Reinforcement: What To Look For

Concrete-block, full-depth foundations can effectively create a basement space and support a home. However, block foundations are subject to cracking and horizontal movement if the surrounding soil drains poorly. Poor […]

Hydronic Expansion Tanks, Then and Now

Many homes and commercial properties use hydronic (hot water) heating systems. The energy source can be oil, natural gas or even wood. In a modern hydronic system, the flame in […]