Sewage spill

A photo of a sewage spill from wall plumbing.

How Many Asbestos Samples Will I Need?

The number of samples needed to determine if asbestos fibers are present in building materials depends on:
how large the area is of each suspect material
if that material has been applied at the same time or sequentially
what kind of material it is
Need an inspection in the San Francisco Bay Area for a J card?

EPA Asbestos List

NOTE: This list does not include every product/material that may contain asbestos. It is intended as a general guide to show which types of materials may

ERMI – what it is and isn’t

Update Sept.24, 2019 – We had such high hopes for tenants suffering from uncorrected mold problems when this law was passed. The reality is the San Francisco Building Department seldom issues a Notice of Violation for Mold – even when it looks like this photo. They say they don’t have the trained staff to perform the inspections. We can assure you the few NOVs for mold that we have seen were definitely not prepared by anyone with any toxic mold training. … heavy sigh…Please contact your Supervisor and request help based on this Bill.

Mold Laws for Tenants

New California state and SF City laws took effect on January 1, 2016. The biggest change is Senate Bill 655 (SB 655) or the Mold Housing Act.

What Is Mold Remediation?

Proper mold remediation is done by trained workers appropriately clothed with mask. Correctly installed and functioning engineering controls. Ducting is well sealed. Descent electrical wiring for machinery along with correctly installed lights.

“What’s the problem here? It’s just a little mold.”

Mold makes people sick Remember the Salem witch trials in New England 300 years ago? Ergot made them do it. This toxic mold grew in the stored grain feeding the town. That Erot poisoning made everyone tragically crazy. Fortunately most of us don’t store untreated grain in our kitchens or favorite restaurant. But water damage […]

Assess your Asbestos Risks

Own Property and Worried about Asbestos Liability or Your Health? Buildings built after 1981 usually do not contain asbestos. #1 Have a professional assess your risks American Air Testing will come to your site and walk through and identify probable asbestos-containing building materials. Testing for the presence of asbestos requires that a small sample of […]

Will Ozone Clean Toxic Mold?

Ozone does not kill mold. Over the years we have performed mold clearance testing on projects where ozone was tried. Every one of them failed. The American Conference of Governmental Industrial Hygenists (ACGIH) states: “No gas- or vapor- phase biocide can effectively and safely remediate a microbially contaminated building because of problems with biocide deliver, […]