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Home, HVAC & Safety Mesh · ANSI Z21.80 / EN 88-1

EN 88-1 Gas Regulator & Valve Inlet Filter Screen Specifications

A small cup-shaped stainless steel mesh inlet filter screen next to a brass gas pressure regulator on a workbench

Gas Regulator & Valve Inlet Filter Screen is used for catching pipe scale, sealing tape fragments and debris at the inlet of gas regulators, safety shut-off valves and burner controls. EN 88-1 is the reference cited for it on drawings, datasheets and purchase orders.

What EN 88-1 Means for Gas Regulator & Valve Inlet Filter Screen

The dimensions in the table below are supplied to suit EN 88-1. Where the standard sets requirements for the finished appliance, device or system, compliance testing of that assembly stays with its manufacturer; we supply the metal mesh part to the drawing and can provide material certificates and dimensional reports with the shipment.

Gas Regulator & Valve Inlet Filter Screen Dimensions

SizeDiameter (mm)MeshMicron rating (u00b5m)Format
1/2 in1580-Mesh SS304178Pressed cup
3/4 in2080-Mesh SS304178Pressed cup
1 in26100-Mesh SS304154Flat disc + ring
Burner valve 1010120-Mesh SS304122Pressed cup

Specifying Gas Regulator & Valve Inlet Filter Screen Beyond the Standard

  • Size: Matched to the 1/2, 3/4 or 1 in inlet.
  • Mesh: 80–120 mesh stops particles that would hold a valve seat open.
  • Material: SS304, compatible with natural gas and LPG.

When Gas Regulator & Valve Inlet Filter Screen Is Not the Right Choice

Not a substitute for a dedicated gas line filter where heavy dust is present.

Technical Drawing

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Specification
Business Information

Dimensions & Specifications (ANSI Z21.80 / EN 88-1)

SizeDiameter (mm)MeshMicron rating (u00b5m)Format
1/2 in1580-Mesh SS304178Pressed cup
3/4 in2080-Mesh SS304178Pressed cup
1 in26100-Mesh SS304154Flat disc + ring
Burner valve 1010120-Mesh SS304122Pressed cup

Frequently Asked Questions

Can a gas inlet screen be cleaned?

Only by qualified personnel, with the gas isolated and leak-tested afterwards.

Why do gas valves have inlet screens?

To keep debris off valve seats so the valve closes tightly.

How do I request a quotation?

Use the technical drawing on this page to pick the exact specification, then submit it with the quote form. We respond within one business day.