NIOSH P100 – TC-84A-6949
GVS Elipse SPR450 P100 Nuisance OV Replacement Filters – NIOSH Dust & Odor Filter Pair
$27.87
Final price set by Amazon · may vary
EDITORIAL REVIEW — GVS Elipse SPR450 P100 Nuisance OV Replacement Filters – NIOSH Dust & Odor Filter Pair Assessed on the standards the product is actually certified to and on how the format fits a working shift,...
Key Features
- NIOSH P100 Certified
- Nuisance OV odor reduction
- Activated carbon layer
- Bayonet tool-free install
- 1 pair (2 filters)
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EDITORIAL REVIEW — GVS Elipse SPR450 P100 Nuisance OV Replacement Filters – NIOSH Dust & Odor Filter Pair
Assessed on the standards the product is actually certified to and on how the format fits a working shift, by Steven Eaton, WC Safety editor.
gvs elipse spr450 p100 nuisance ov replacement filters — what the listing actually specifies
P100 Particulate Filtration with Nuisance-Level Organic Vapor Odor Reduction
The GVS Elipse SPR450 P100 Nuisance OV Replacement Filter adds a thin activated carbon layer to the standard P100 HESPA media, providing nuisance-level odor reduction for low-concentration organic vapors alongside NIOSH P100 particulate filtration. NIOSH-certified under 42 CFR Part 84, Approval Number TC-84A-6949, the SPR450 is the appropriate filter upgrade for workers in dusty environments where incidental odors from solvents, fuels, or organic materials are present but do not reach concentrations requiring full organic vapor cartridge protection. The filter ships as a matched pair for the GVS Elipse (SPR451, SPR457, SPR449, SPR456) and Integra (SPR549–SPR552) half mask platforms.
Read the full GVS Elipse SPR450 P100 Nuisance OV Replacement Filters review →
GVS markets the SPR450 as a P100 filter with nuisance-level odor control — an important distinction from a full organic vapor cartridge. The activated carbon content is insufficient to provide protection against workplace OEL-regulated organic vapor concentrations. The filter's function in occupational settings is to reduce nuisance odors that affect comfort and compliance, not to provide documented chemical vapor protection under a written respiratory protection program. For environments with occupationally significant organic vapor concentrations, SPR658 (OV/P100) or SPR474 (OV/AG/P100) are the appropriate selections.
Compliance and Certification
The SPR450 holds NIOSH certification under 42 CFR Part 84, Approval Number TC-84A-6949, for the P100 particulate filter component. The nuisance-odor-reduction designation is a supplementary performance characteristic — the P100 rating governs the NIOSH regulatory certification, not the odor reduction claim. Under 29 CFR 1910.134, nuisance odor reduction does not substitute for organic vapor protection in a written respiratory protection program unless industrial hygiene measurements confirm vapor concentrations are below nuisance-level thresholds. Fit testing and medical evaluation are required before use in any occupational tight-fitting respirator application.
Performance Assessment
In applications where the SPR450 is appropriately selected — environments with primarily particulate hazards and incidental, low-concentration odors — the filter performs well. The carbon layer reduces perceived odor from common organic sources (fuels, light solvents, paint mist) at concentrations far below OSHA permissible exposure limits, which improves comfort during extended wear and reduces the tendency of workers to remove the respirator prematurely due to odor fatigue. The HESPA P100 media performs identically to the SPR321, and the filter maintains the same bayonet-mount tool-free replacement interface.
The activated carbon layer adds minimal breathing resistance above the SPR321 baseline. Workers should be aware that the carbon content will eventually saturate and cease providing odor reduction before the P100 filter media is exhausted — odor breakthrough from the carbon layer does not indicate P100 filter failure, and the filter may remain serviceable for particulate protection beyond the point of carbon saturation.
Strengths
- NIOSH P100 certification (TC-84A-6949) for the full particulate hazard range including oil-based aerosols
- Activated carbon layer reduces incidental organic odors that reduce compliance in dusty workplaces
- Compatible with all GVS Elipse and Integra half mask models using the standard bayonet mount
- Marginal breathing resistance increase over the SPR321 P100-only filter
- Appropriate for workplaces with dust exposure and nuisance odors, without the cost of a full combination cartridge
Limitations
- Nuisance odor reduction only — the SPR450 does not provide OSHA-recognized organic vapor protection. Do not use in environments with OEL-regulated organic vapor concentrations that require a full OV cartridge under your written respiratory protection program
- No acid gas adsorption — not rated for chlorine, hydrogen chloride, sulfur dioxide, or other acid gases at any concentration
- Carbon saturation may occur before P100 filter exhaustion — odor breakthrough is not a reliable filter-change indicator for the P100 media
Recommended Use Cases
The SPR450 is best suited for woodworking and construction environments where sawdust or concrete dust generates significant particulate loads alongside incidental fuel or adhesive odors, light industrial assembly where parts are cleaned with low-concentration solvents, outdoor construction environments with diesel fume odors at non-IDLH concentrations, and mining environments with rock dust and incidental blasting residue odors. It is not appropriate as a replacement for a full OV cartridge in spray painting, chemical processing, or any environment where organic vapor exposure is regulated under an occupational exposure limit.
Verdict and Alternatives
The SPR450 occupies a useful middle position between the SPR321 P100-only filter and the SPR658 full OV/P100 combination cartridge. Workers in dusty environments with incidental organic odors who do not require documented OV protection will benefit from the improved wear compliance the SPR450 provides. Workers with any regulated organic vapor exposure should use SPR658 (OV/P100) or SPR474 (OV/AG/P100). The direct alternative from 3M is the 2097 P100 filter with nuisance-level organic vapor relief for 3M 6000-series platforms.
More from our Respirator Filter reviews
The buying criteria for this category are laid out in 3m 2091 vs 2097 filter, 3m 2091 vs honeywell north 7580p100, 3m 6000 vs 6500 respirator.
Neighbouring categories worth ruling in or out first: 3m 6000 series full face mask respirator, 3m 60921 vs 60923 vs 60926 respirator cartridges, 3m 7800 series full face mask respirator.
Written by Steven Eaton, WC Safety editor. WC Safety is an independent PPE review site, holds no inventory and sells nothing directly; Amazon links are affiliate links that earn a commission at no cost to you and never affect the assessment. This page is not medical, legal or regulatory advice.
These cover the questions this page does not: 3m 6000 vs 6500 vs 7500 series half mask respirator compared, 3m 6001 vs 6003 cartridge, 3m 6003 vs honeywell north 7583p100l, 3m 60921 vs 60923 cartridge.
Directly comparable options are grouped in 3m disposable respirators, 3m full face mask respirators.
For the surrounding context, see 3m 60921 vs 60923 vs 60926 cartridge, 3m 60921 vs 60926 cartridge, 3m 60921 vs honeywell north 7581p100l, 3m 60923 vs 60926 cartridge.
The rest of the range sits in 3m half mask respirators, 3m respirator filters and cartridges.
Brand / Vendor
GVS
Model / SKU
SPR450
Product Type
Respirator Filter
Price
$27.87 (Amazon)
Rating
4.7 / 5 — 937 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
★★★★★4.7 / 5· 937 ratings on Amazon
★★★★★
Excellent product!
This is my 3rd set of filters since the re-breather was given to me. I work with a lot of wood and do a lot of fine sanding from 60 grit to 10,000 grit and these filters handle it all. Very pleased. I have worn the re-breather as a COVID mask a couple of times (when I don't have to speak to anyone).10/20/2024 update It's been 3 years since my last update. I've purchased these filters for my rebreather 2 more times. They still work great and are the same great product they were back then. I would recommend them to anyone needing them. Kudos and much appreciation to the company for their consistency.
Verified Purchaser · February 1 · ✓ Amazon Verified Purchase
★★★★★
Not sure why rated so low?!
Work great as a upgraded replacement to standard mask cartridges. 2 things for those that are upset and rated this poorly.....1. This package has filter cartridges to replace those in one (1) mask. It's pretty easy to understand if you actually read the description.2. These are more expensive because they have a charcoal element for nuisance odors. There are normal ones available for half the price on Amazon if the charcoal element isn't an important feature for you.Quick shipping well protected. They fit in the mask just like expected.
Verified Purchaser · October 15 · ✓ Amazon Verified Purchase
★★★★★
Fit the Mask!
Replacement dust filters for my mask. Standard fit and work great. Need to order a new pair already as these worked as intended when I was crawling around under the house installing new plumbing. Seeing the amount of dust and dirt in the filters made me glad that stuff was not in my lungs!
Verified Purchaser · May 13, 20 · ✓ Amazon Verified Purchase
★★★★★
Can’t smell anything with this.
I bought this as a replacement mask since I wore it all of last year with Covid running rampant and with this one you cannot smell urine or feces or if someone is vaping and blows in your face it’s perfect for prehospital emergency medicine. It’s still very easy to breathe through and I will definitely buy the charcoal filtered ones from now on it’s well worth the money. Especially if you don’t like smelling body odor and older urine. !!!! We will definitely purchase this again !!!
Verified Purchaser · August 15, · ✓ Amazon Verified Purchase
★★★★☆
Work great
Great mask for my wood shop. WouldBe 5 stars but the filter replacements are a little expensive.
Verified Purchaser · February 1 · ✓ Amazon Verified Purchase
★★★★★
Simple and easy to change
Simple, effective and so easy to change.And, they're P100.
Verified Purchaser · August 12, · ✓ Amazon Verified Purchase
★★★★★
Great value, amazing product!!!!!!
I am healing from a collapsed lung and this is such a help blocking the majority of smells, pollen, viruses, polutants and other coughing triggers! When you are ordering make sure they are the nuisance odor filters or you will just get the simple filter.
Verified Purchaser · May 26, 20 · ✓ Amazon Verified Purchase
★★★★★
SPR450
Perfect fit in my Miller half mask🙏
Verified Purchaser · June 8, 20 · ✓ Amazon Verified Purchase
★★★☆☆
These things have a shelf life, and the ones I've gotten are old
It's Oct 2021, and I just got these for my NEXT replacement of filters. The expiration date on the package is 8/2022, and according to GVS, they have a 5-year shelf life. I used the last set of filters for a couple years, having purchased the mask and the spare set I just installed two years ago. Looking at the expiration date on the spares I just installed, they are due to expire Jan 2022, so they were already 3 years old when I purchased them. Assuming I get as much use out of the currently installed filters as I did on my first set, by the time I'm installing the ones I just purchased, it'll be Fall 2023, and they will be expired by a year at that point. With a 5-year shelf life, I'm expecting to have at least 3-4 years left on 'em when I buy them new.
Verified Purchaser · October 18 · ✓ Amazon Verified Purchase
★★★★★
If you work with solvents or things with bad odors then these are a must have addition to your Elipse
I really love my Elipse respirator and these make it even better. I work with fiberglass and solvents and this has helped me from getting high while doing it. I keep them sealed up when i am not using them and they have lasted quite a long time. I had my doubts with them being so thin but they proved me wrong
Verified Purchaser · August 18, · ✓ Amazon Verified Purchase
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Frequently Asked Questions
Does the SPR450 protect against organic vapors?
Only at nuisance levels. The SPR450 includes a thin activated carbon layer that reduces odors from low-concentration organic vapors — it does not provide NIOSH-certified or OSHA-recognized protection against organic vapors at occupational exposure limit concentrations. If your respiratory protection program requires organic vapor protection, use the SPR658 (OV/P100) or SPR474 (OV/AG/P100) filters instead.
What is the difference between the SPR321 and SPR450?
Both filters are NIOSH P100 certified under TC-84A-6949 and use the same HESPA filter media. The SPR450 adds a thin activated carbon nuisance-odor-reduction layer that lightly reduces organic odors at incidental concentrations. The SPR321 contains no carbon and is purely a particulate filter. In environments with only particulate hazards and no odors, the SPR321 is adequate. Where odor comfort affects compliance, the SPR450 is the appropriate selection at a modest price premium.
Are the SPR450 filters compatible with all GVS Elipse masks?
Yes. The SPR450 uses the standard GVS bayonet mount and is compatible with all GVS Elipse half masks (SPR451 S/M, SPR457 M/L, SPR449 S/M, SPR456 M/L) and all GVS Integra half masks (SPR549, SPR550, SPR551, SPR552).
When should the SPR450 filters be replaced?
Replace when breathing resistance increases noticeably during use, when the filter is physically damaged or wet, or per the change schedule in your respiratory protection program. In high-dust environments, daily replacement is standard. Note that odor breakthrough through the carbon layer may occur before the P100 media is exhausted — carbon saturation does not indicate P100 filter failure, but a change schedule should account for both media types.
Can the SPR450 be used for silica protection?
Yes. The P100 particulate rating satisfies OSHA's silica standard requirement (29 CFR 1910.1053 / 1926.1153) for high-exposure tasks when used with a properly fitted GVS Elipse or Integra half mask that has completed required fit testing. The nuisance OV component is irrelevant to silica compliance but does not compromise P100 performance. Related N95 & Disposable Respirators disposable respirators p100 disposable respirators nuisance OV relief respirators disposable respirator buyer's guide best N95 respirators 2026 GVS Elipse SPR474 OV/AG/P100 Replacement Filters GVS Elipse SPR658 OV/P100 Replacement Filters – P100 Replacement Filters Compatible with GVS Eli
What does the P100 rating mean?
Under 42 CFR 84 the letter and the number answer different questions. The letter is oil resistance - this one is oil proof. The number is filter efficiency against the most-penetrating 0.3 micron particle size, so 100 means 99.97% efficiency.
Is a P100 better than an N95 for my job?
It filters more efficiently, but under OSHA 1910.134 Table 1 every filtering facepiece carries the same assigned protection factor of 10. Moving up the filter scale changes what passes THROUGH the filter, not what leaks around the face seal - and the seal is the limit.
What protection factor can I plan on?
Ten. OSHA 1910.134 Table 1 assigns an APF of 10 to every filtering facepiece respirator regardless of whether it is rated 95, 99 or 100, so the maximum use concentration is ten times the exposure limit. If you need better than that, the answer is a different class of respirator, not a better disposable.
Does it protect against gases, vapours or solvents?
No. A particulate filter does nothing about gases or vapours. Those need a chemical cartridge on a half-mask or full-face facepiece, and a nuisance-level organic-vapour layer on a disposable is a comfort feature, not a rated filter.
What does an exhalation valve change, and what does it not?
A valve lowers breathing resistance and heat on exhale, which matters over a full shift. It does NOT raise the protection the wearer receives, and it provides no source control - a valved respirator vents the wearer's unfiltered breath, so where the point is to protect other people or a sterile field the unvalved version is the correct choice. Whether a given model has one is on its own listing.
Do I need a fit test before using it?
For occupational use, yes. 29 CFR 1910.134(f) requires a fit test before first use and at least annually after that, on the specific make, model and size that will be worn - a different size is a different respirator as far as the seal is concerned. Separately, Appendix B-1 requires a user seal check on every donning.
Does facial hair stop it working?
Yes. Hair crossing the sealing surface prevents a seal, and 1910.134 requires the seal area to be clean-shaven on any tight-fitting respirator. No strap tension compensates for it.