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Fibre-Metal 4178DGN Face-Shield Window — Z87.1
$10.89
Final price set by Amazon · may vary
EDITORIAL REVIEW: 4.2/5 — WC Safety Review of the Fibre-Metal 4178DGN, a face-shield replacement window. Editorial assessment by Steven Eaton, WC Safety editor, based on published Fibre-Metal/Honeywell specification...
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EDITORIAL REVIEW: 4.2/5 — WC Safety Review of the Fibre-Metal 4178DGN, a face-shield replacement window.
Editorial assessment by Steven Eaton, WC Safety editor, based on published Fibre-Metal/Honeywell specifications and category fit. We did not laboratory-test this product.
Editorial assessment by Steven Eaton, WC Safety editor, based on published Fibre-Metal/Honeywell specifications and category fit. We did not laboratory-test this product.
The Fibre-Metal 4178DGN is an ANSI Z87.1 basic-impact face-shield window with full brow-to-chin coverage for general manufacturing and maintenance — a replacement visor that mounts to compatible Fibre-Metal face-shield headgear (sold separately) and is secondary protection worn over primary safety glasses or goggles.
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Why the Fibre-Metal 4178DGN is a replacement window, not a whole shield
Face-shield programs run on fresh windows: the visor scratches and hazes long before the headgear wears out, so keeping spare windows on hand keeps the shield protective. The 4178DGN is that consumable — a hard-coated optical-grade window with full brow-to-chin coverage and side flanges for lateral protection, meeting ANSI Z87.1 basic impact for general industry. It mounts to compatible Fibre-Metal face-shield headgear, which is sold separately. As face shields go, this is the Fibre-Metal replacement-window pick, and the best face shields guide and the glasses vs face shields guide explain how it layers with primary eyewear. It keeps a shield in service with a fresh window.
Safety first: a face shield is secondary protection — it must be worn over primary safety glasses or goggles, not instead of them. A chemical splash hazard also needs sealed D3 goggles under the shield to seal the eyes. This is the visor window only, so it requires a compatible headgear/crown assembly (sold separately) — confirm the headgear compatibility, the tint, and the Z87 marking on the listing. Retire the window when it is scratched enough to impair vision.
What the Fibre-Metal 4178DGN listing documents
From the published specs: an ANSI Z87.1 basic-impact face-shield window; a hard-coated optical-grade lens; full brow-to-chin coverage with side flanges; and a design for use with compatible Fibre-Metal headgear. The tint is not stated in these specs, so confirm it on the listing. These are the listing's replacement face shield window and polycarbonate face shield visor credentials in an industrial face shield. Confirm the tint and Z87 marking on the listing.
How the Fibre-Metal 4178DGN compares to other face and eye protection
For a Fibre-Metal window preformed for dual-crown headgear, the Fibre-Metal 6750CL; for a Bullard clear window, the Bullard BUD4118CL; for an ERB replacement window, the ERB 15151; for a complete shield with headgear, the 3M 8270 Deluxe; and for the goggle you wear under it, the Uvex Astrospec. The eye protection buyer's guide covers the range.
Choosing the right window and eye protection
Match the window, tint, headgear, and primary eyewear to the hazard. Browse the eye protection and safety goggles collections; for the standard, the ANSI Z87.1 guide; and for shield selection, the grinding and cutting shields guide and the best eye protection guide.
Where it fits by job and crew orders
The 4178DGN suits general manufacturing, maintenance, and metalworking programs running Fibre-Metal face-shield headgear that need replacement windows — see the manufacturing eyewear guide and the mechanics eyewear guide. Pair the window with the safety glasses or goggles it supplements, and keep the eyewear underneath clear — see the anti-fog eyewear collection and the anti-fog guide. Confirm the tint, headgear compatibility, and Z87 marking on the listing, and retire the window when it is scratched. For crew orders, quantity purchasing runs through a free Amazon Business account — volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations, with the walkthrough linked in our footer.
Frequently asked questions
What is the Fibre-Metal 4178DGN?
An ANSI Z87.1 basic-impact face-shield window with full brow-to-chin coverage for general manufacturing and maintenance. It is a replacement visor that mounts to compatible Fibre-Metal face-shield headgear.
Does it come with headgear?
No - the 4178DGN is the visor window only. It is designed for use with compatible face-shield headgear assemblies, which are sold separately. Confirm the headgear compatibility on the listing before ordering.
What tint is it?
The listing lists it as a face-shield window without a stated tint in these specs. Confirm the tint and the exact Z87 marking on the product listing before ordering, so it matches your task.
Is a face shield primary eye protection?
No - a face shield is secondary protection worn over primary safety glasses or goggles, not instead of them. It adds face, cheek, and jaw coverage that eyewear alone cannot provide.
What impact rating does it carry?
The listing states it meets ANSI Z87.1 basic-impact requirements for general industrial use, rated to ANSI Z87.1 and OSHA 1910.133 for impact and particle hazards. Confirm the exact Z87 marking on the listing.
Is it rated for chemical splash?
The 4178DGN is described for general impact and particle hazards. For a chemical splash hazard, use a splash-rated shield and wear sealed D3 splash goggles under it; confirm the ratings on the listing.
What is it made of?
The listing states a hard-coated optical-grade lens window providing impact resistance and surface durability; confirm the exact material on the listing.
What does it cover?
Full frontal face coverage from brow to below the chin, with side flanges or curved geometry providing lateral protection beyond the direct forward field.
Which headgear does it fit?
It is designed for compatible Fibre-Metal face-shield headgear assemblies; confirm the specific crown and bracket compatibility on the listing before ordering the window.
How do I care for it?
Clean the window with lens-safe wipes, avoid abrasive cloths, and retire the window when it is scratched enough to impair vision, since a worn shield no longer protects as intended.
When should I replace the window?
Replace the window when it is scratched, cracked, or hazed enough to impair vision - keeping fresh windows on the headgear maintains protection.
How do I order for a crew?
Quantity purchasing runs through a free Amazon Business account - volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations. The bulk-ordering walkthrough is linked in our site footer.
Read our detailed Fibre-Metal 4178DGN Face-Shield Window review — strengths, limitations, and the alternatives that matter.
Brand / Vendor
FIBRE-METAL
Model / SKU
4178DGN
Product Type
Face Shields
Price
$10.89 (Amazon)
Rating
4.5 / 5 — 36 Amazon ratings
Availability
Check current availability on Amazon
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Coverage focuses on equipment built for professional use in manufacturing, construction, and industrial environments.
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Product information is compiled from manufacturer specifications, published standards information, compatibility data, and other cited sources.
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Verified Buyer Reviews
Customer Reviews
★★★★☆4.5 / 5· 36 ratings on Amazon
★★★★★
Good to go
I started wearing glasses full time in the last year. With contacts I had no trouble with dark sunglasses on cutting, but goggles just fog up on me. These are perfect, dark enough but not too dark. Been my go to for oxy/ac torch, plasma and grinding.
Verified Purchaser · August 15, · ✓ Amazon Verified Purchase
★★★★★
Works as expected
I use it with my plasma cutter.
Verified Purchaser · August 17, · ✓ Amazon Verified Purchase
★★★★☆
Item fit
Fit as it should
Verified Purchaser · August 3, · ✓ Amazon Verified Purchase
Showing 3 of 36 Amazon reviews.
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Frequently Asked Questions
What is the Fibre-Metal 4178DGN?
An ANSI Z87.1 basic-impact face-shield window with full brow-to-chin coverage for general manufacturing and maintenance. It is a replacement visor that mounts to compatible Fibre-Metal face-shield headgear.
Does it come with headgear?
No - the 4178DGN is the visor window only. It is designed for use with compatible face-shield headgear assemblies, which are sold separately. Confirm the headgear compatibility on the listing before ordering.
What tint is it?
The listing lists it as a face-shield window without a stated tint in these specs. Confirm the tint and the exact Z87 marking on the product listing before ordering, so it matches your task.
Is a face shield primary eye protection?
No - a face shield is secondary protection worn over primary safety glasses or goggles, not instead of them. It adds face, cheek, and jaw coverage that eyewear alone cannot provide.
What impact rating does it carry?
The listing states it meets ANSI Z87.1 basic-impact requirements for general industrial use, rated to ANSI Z87.1 and OSHA 1910.133 for impact and particle hazards. Confirm the exact Z87 marking on the listing.
Is it rated for chemical splash?
The 4178DGN is described for general impact and particle hazards. For a chemical splash hazard, use a splash-rated shield and wear sealed D3 splash goggles under it; confirm the ratings on the listing.
What is it made of?
The listing states a hard-coated optical-grade lens window providing impact resistance and surface durability; confirm the exact material on the listing.
What does it cover?
Full frontal face coverage from brow to below the chin, with side flanges or curved geometry providing lateral protection beyond the direct forward field.
Which headgear does it fit?
It is designed for compatible Fibre-Metal face-shield headgear assemblies; confirm the specific crown and bracket compatibility on the listing before ordering the window.
How do I care for it?
Clean the window with lens-safe wipes, avoid abrasive cloths, and retire the window when it is scratched enough to impair vision, since a worn shield no longer protects as intended.
When should I replace the window?
Replace the window when it is scratched, cracked, or hazed enough to impair vision - keeping fresh windows on the headgear maintains protection.
How do I order for a crew?
Quantity purchasing runs through a free Amazon Business account - volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations. The bulk-ordering walkthrough is linked in our site footer.