Half Mask, Full Face, SCBA, Air-Line
Fit Testing for General Industry

Respirator Fit Testing Seattle

Mobile Fit Testing

Any Mask, Make, or Model.

Respirator Fit Testing for General Industry

Northwest Response Provides On-Site / Mobile Respirator Fit Testing in Washington. N95, Half and Full-Face, Air-line & SCBA Systems

Mobile Service

Northwest Response comes to you. Fast easy service. We serve western Washington. As of 2026 a fuel surcharge of .67¢ per mile is added to invoices.

Request Fit Testing

Please use the contact form below to request a fit test.

Non-Destructive Testing

We use the OSHA Qualitative Respirator Fit Test Using BitrexTM (Denatonium Benzoate) Solution Aerosol Qualitative Fit Test Protocol, or the Saccharin Solution Aerosol Protocol
Click here for more information the protocol.

REQUEST A BOOKING BY USING THE FORM BELOW

FAQ's

Service Fees & Terms of Service
Effective January 1st, 2026

We are booked 7 to 14 days in advance, please keep that in mind when requesting a Fit Test Date.

Qualitative:
Minimum site visit fee of $400.00. This fee covers the first five (5) fit tests. Each additional fit test is $25.00 per test. A fuel surcharge of .67¢ per mile is added for county’s outside of Pierce County.

Quantitative:
Minimum site visit fee of $850.00. This fee covers the first ten (10) fit tests. Each additional fit test to $60.00 per test.

NOTE:

A "fit test" is one-respirator, per person.  If the first respirator fails we will test a second and third at no extra cost and it will not count toward the initial fit test.