Explosion Relief Doors
An explosion relief door is a door that maintains a positive seal until it opens under precise and predetermined pressure conditions.

How Explosion Relief Doors Work
Now you can protect your vessel and building contents more effectively, and put an end to expensive single use explosion vent and rupture disk replacement costs at the same time.

Explosion Relief Door Sizing Options
PSD explosion relief doors are available in a variety of standard sizes. The number and size of doors required is a function of the vent ratio for the particular application. Our technical staff can assist with the selection of the correct doors for your applications.

Features of Explosion Relief Doors
The design incorporated a wide range of features including dual purpose design, easy installation, lightweight door panel, smooth rear face and dry bearings.

Pennsylvania Safety Devices Customer List
A listing of Philadelphia Safety Devices Customers

Explosion Relief Doors Application Sizing
Request for Quotation Questionnaire

VDI Testing
The Summary of the VDI testing in Europe is shown.

Explosion Relief Doors Videos
Exciting new videos from recent destructive testing in Buxton, England.  Philadelphia Safety Devices contracted with the Health and Safety Laboratories in Buxton to test the PSD door.