This guide allows you to determine which masks should be considered as replacements for an existing mask. We
consider the size of an existing mask and then recommend the best masks that are equivalent in size. There are no
standards as to mask sizes, even within the same manufacturer.
| Aclaim 2 Nasal CPAP Mask - Standard (Fits Most) |  |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Extra Large (Lavender) |  |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Large (Green) | |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Large Dilator (Yellow) | |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Medium (Clear) | |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Medium Dilator (White) | |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Small (Blue) | |
| ADAM Interface with Denim Headgear and One Set of Nasal Pillows - Small Dilator (Gray) | |
| ADAM Interface with Denim Headgear and Three Sets of Nasal Pillows - Small, Medium and Large Pillows Included | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Extra Large (Lavender) | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Large (Green) | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Large Dilator (Yellow) | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Medium (Clear) | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Medium Dilator (White) | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Small (Blue) | |
| ADAM Interface with Headgear and One Set of Nasal Pillows - Small Dilator (Gray) | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Large | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Medium | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Medium (Clear) | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - pillows | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - small | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Small (Blue) | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Small, Medium and Large | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Small, Medium and Large Pillows Included | |
| ADAM Interface with Headgear and Three Sets of Nasal Pillows - Small, Medium and Large Pillows Included | |
| Anti Asphyxia Valve (Elbow) Assembly for Mirage Quattro Full Face Mask | |
| Bravo Nasal Interface with S, M, L Pillows Included - All sizes (S, M, L) Included | |
| Breeze Dreamseal & DreamFit Cushion - Large | |
| Breeze Dreamseal & DreamFit Cushion - Shallow | |
| Breeze Dreamseal & DreamFit Cushion - Standard | |
| ComfortClassic Nasal CPAP Mask with Headgear - Medium | |
| ComfortClassic Nasal CPAP Mask with Headgear - Small | |
| ComfortCurve Nasal Interface - All Size Cushions (S, M, L) Included | |
| ComfortCurve Nasal Interface with Snuggle Hose | |
| ComfortFull Full Face Mask with Headgear - Large | |
| ComfortFull Full Face Mask with Headgear - Large | |
| ComfortFull Full Face Mask with Headgear - Medium | |
| ComfortFull Full Face Mask with Headgear - Small | |
| ComfortFusion Nasal CPAP Mask with Headgear - FitPack - Small/Medium | |
| ComfortFusion Nasal CPAP Mask with Headgear - Medium | |
| ComfortFusion Nasal CPAP Mask with Headgear - Small | |
| ComfortGel Full Face CPAP Mask with Headgear - Large | |
| ComfortGel Full Face CPAP Mask with Headgear - Medium | |
| ComfortGel Full Face CPAP Mask with Headgear - Small | |
| ComfortGel Nasal CPAP Mask with Headgear - Large | |
| ComfortGel Nasal CPAP Mask with Headgear - Medium | |
| ComfortGel Nasal CPAP Mask with Headgear - Petite | |
| ComfortGel Nasal CPAP Mask with Headgear - Small | |
| ComfortLite 2 Nasal Interface - Direct Seal 4-5 and Simple Cushions Small/Medium | |
| ComfortLite 2 Nasal Interface - Direct Seal 5-6 and Simple Cushions Medium/Large | |
| ComfortLite 2 Nasal Interface - Medium/Large Nasal Pillows and Simple Cushions | |
| ComfortLite 2 Nasal Interface - Small/Medium Nasal Pillows and Simple Cushions | |
| ComfortLite 2 Nasal Interface with Nasal Pillows Cushions Only | |
| ComfortSelect Mask with Headgear - Medium | |
| ComfortSelect Mask with Headgear - Small | |
| ComfortSelect Mask with Headgear - Small Wide | |
| Contour (Large Narrow) | |
| Contour (Large) | |
| Contour (Medium Small) | |
| Contour (Medium Wide) | |
| Contour (Medium) | |
| Contour (Petite) | |
| Contour (Small) | |
| Contour Deluxe (Large) | |
| Contour Deluxe (Medium) | |
| Contour Deluxe (Small) | |
| CPAPPRO Nasal Pillows Interface - One Size Fits Most | |
| Devilbiss FlexAire Pump Mask | |
| DeVilbiss Serenity CPAP Gel Mask With Headgear - Shallow - 9352GS | |
| DeVilbiss Serenity CPAP Gel Mask With Headgear - Standard - 9352G | |
| DeVilbiss Serenity CPAP Mask With Headgear - Shallow | |
| DeVilbiss Serenity CPAP Mask With Headgear - Standard | |
| DME, Spectrum Reusable Full Face Mask (Large) | |
| DME, Spectrum Reusable Full Face Mask (Medium) | |
| DME, Total Face Mask | |
| DreamFit Nasal CPAP Interface with Dreamseal - Large | |
| DreamFit Nasal CPAP Interface with Dreamseal - Shallow | |
| DreamFit Nasal CPAP Interface with Dreamseal - Standard | |
| FlexiFit HC405 Nasal CPAP Mask - All Sizes (S, L) Included | |
| FlexiFit HC406 Petite Nasal CPAP Mask | |
| FlexiFit HC407 Nasal CPAP Mask - Standard (Fits Most) | |
| FlexSet CPAP Nasal Mask - Shallow | |
| FlexSet CPAP Nasal Mask - Standard | |
| Full Advantage Full Face Mask with 4 Point Headgear - Extra Large | |
| Full Advantage Full Face Mask with 4 Point Headgear - Extra Large | |
| Full Advantage Full Face Mask with 4 Point Headgear - Large | |
| Full Advantage Full Face Mask with 4 Point Headgear - Large | |
| Full Advantage Full Face Mask with 4 Point Headgear - Medium | |
| Full Advantage Full Face Mask with 4 Point Headgear - Small | |
| Full Advantage Full Face Mask with 4 Point Headgear - Small | |
| Full Advantage Full Face Mask with 5 Point Headgear - Extra Large | |
| Full Advantage Full Face Mask with 5 Point Headgear - Large | |
| Full Advantage Full Face Mask with 5 Point Headgear - Medium | |
| Full Advantage Full Face Mask with 5 Point Headgear - Small | |
| Gold Seal (Large Narrow) | |
| Gold Seal (Large) | |
| Gold Seal (Medium Small) | |
| Gold Seal (Medium Wide) | |
| Gold Seal (Medium) | |
| Gold Seal (Petite) | |
| Gold Seal (Small) | |
| Hans Rudolph 7600 Series V2 Full Face CPAP Mask - Extra Small | |
| Hans Rudolph 7600 Series V2 Full Face CPAP Mask - Large | |
| Hans Rudolph 7600 Series V2 Full Face CPAP Mask - Medium | |
| Hans Rudolph 7600 Series V2 Full Face CPAP Mask - Petite | |
| Hans Rudolph 7600 Series V2 Full Face CPAP Mask - Small | |
| Hans Rudolph 7600 VIP76 Full Face Mask - Extra Small | |
| Hans Rudolph 7600 VIP76 Full Face Mask - Large | |
| Hans Rudolph 7600 VIP76 Full Face Mask - Medium | |
| Hans Rudolph 7600 VIP76 Full Face Mask - Petite | |
| Hans Rudolph 7600 VIP76 Full Face Mask - Small | |
| Headrest Nasal CPAP Interface - All Size Pillows (M and L) Included | |
| Infinity HC481 Direct Nasal CPAP Mask - All Sizes (XS, S, M, L) Included | |
| Invacare Twilight CPAP Mask with Headgear - Large | |
| Invacare Twilight CPAP Mask with Headgear - Small | |
| Invacare Twilight CPAP Mask with Headgear - Standard | |
| Invacare Twilight II CPAP Mask with Headgear - Large | |
| Invacare Twilight II CPAP Mask with Headgear - Small | |
| Invacare Twilight II CPAP Mask with Headgear - Standard | |
| IQ Nasal CPAP Mask with 3 Point Headgear - One Size Fits Most | |
| Mirage Activa Mask with Headgear - Large | |
| Mirage Activa Mask with Headgear - Shallow | |
| Mirage Activa Mask with Headgear - Standard | |
| Mirage Full Face Mask (Large) | |
| Mirage Full Face Mask (Medium) | |
| Mirage Full Face Mask (Small) | |
| Mirage Kidsta CPAP Mask with Headgear | |
| Mirage Liberty Full Face CPAP Mask with Nasal Pillows - Large cushion with small, medium and large pillows. | |
| Mirage Liberty Full Face CPAP Mask with Nasal Pillows - Small cushion with small, medium and large pillows. | |
| Mirage Mask (Shallow) | |
| Mirage Mask with Headgear - Standard | |
| Mirage Micro Nasal CPAP Mask - Large Wide and X-Large | |
| Mirage Micro Nasal CPAP Mask - Medium and Large | |
| Mirage Micro Nasal CPAP Mask - Small | |
| Mirage Series 2 Full Face Mask with Headgear - Large Shallow | |
| Mirage Series 2 Full Face Mask with Headgear - Large Shallow | |
| Mirage Series 2 Full Face Mask with Headgear - Large Standard | |
| Mirage Series 2 Full Face Mask with Headgear - Large Standard | |
| Mirage Series 2 Full Face Mask with Headgear - Large Standard | |
| Mirage Series 2 Full Face Mask with Headgear - Medium Shallow | |
| Mirage Series 2 Full Face Mask with Headgear - Medium Shallow | |
| Mirage Series 2 Full Face Mask with Headgear - Medium Standard | |
| Mirage Series 2 Full Face Mask with Headgear - Small Shallow | |
| Mirage Series 2 Full Face Mask with Headgear - Small Shallow | |
| Mirage Series 2 Full Face Mask with Headgear - Small Standard | |
| Mirage Series 2 Full Face Mask with Headgear - Small Standard | |
| Mirage Swift II Nasal Pillow System - All Size Pillows (S, M, L) Included | |
| Mirage Swift LT Nasal Pillow System - All Size Pillows (S, M, L) Included | |
| Mirage Vista CPAP Mask with Headgear - Deep | |
| Mirage Vista CPAP Mask with Headgear - Standard | |
| Nasal Aire I - Extra Large | |
| Nasal Aire I - Extra Small | |
| Nasal Aire I - Large | |
| Nasal Aire I - Medium | |
| Nasal Aire I - Small | |
| Nasal Aire II - All-Size Kit | |
| Nasal Aire II - Extra Large | |
| Nasal Aire II - Extra Small | |
| Nasal Aire II - Extra Small, Small, Medium | |
| Nasal Aire II - Extra Small, Small, Medium | |
| Nasal Aire II - Large | |
| Nasal Aire II - Medium | |
| Nasal Aire II - Medium Plus | |
| Nasal Aire II - Medium Plus, Large, Extra Large | |
| Nasal Aire II - Medium Plus, Large, Extra Large | |
| Nasal Aire II - Medium Plus, Large, Extra Large | |
| Nasal Aire II - Medium, Medium Plus, Large | |
| Nasal Aire II - Medium, Medium Plus, Large | |
| Nasal Aire II - Medium, Medium Plus, Large | |
| Nasal Aire II - Medium, Medium Plus, Large | |
| Nasal Aire II - Petite | |
| Nasal Aire II - Small | |
| Nasal Aire II - Small, Medium, Medium Plus | |
| Nasal Aire II - Small, Medium, Medium Plus | |
| Nasal Aire II - Small, Medium, Medium Plus | |
| Nasal Aire II - Small, Medium, Medium Plus | |
| Nasal Aire II - Small, Medium, Medium Plus | |
| Old Heathdyne (Large) | |
| Old Heathdyne Standard (Large Narrow) | |
| Old Heathdyne Standard (Large) | |
| Old Heathdyne Standard (Medium Narrow) | |
| Old Heathdyne Standard (Medium Wide) | |
| Old Heathdyne Standard (Medium) | |
| Old Heathdyne Standard (Pediatric) | |
| Old Heathdyne Standard (Small) | |
| OptiLife Nasal Pillow CPAP Mask with Headgear - All Size Pillows (P, S, M, L) Included | |
| Opus 360 Nasal Pillow CPAP Mask - All Size Pillows (S, M, L) Included | |
| Opus Nasal Pillow CPAP Mask - All Size Pillows (S, M, L) Included | |
| Oracle HC452 Oral CPAP Mask - Standard (Fits Most) | |
| Oracle Oral Mask System | |
| Original ComfortLite Nasal Interface - Medium and Large Cushions | |
| Original ComfortLite Nasal Interface - Medium and Large Cushions | |
| Original ComfortLite Nasal Interface - Small and Medium Cushions | |
| Original ComfortLite Nasal Interface - Small and Medium Cushions | |
| Phantom Nasal Mask with Headgear - One Size Fits Most | |
| Profile Lite Gel Mask, No Headgear - Large | |
| Profile Lite Gel Mask, No Headgear - Large/Narrow | |
| Profile Lite Gel Mask, No Headgear - Medium | |
| Profile Lite Gel Mask, No Headgear - Medium/Small | |
| Profile Lite Gel Mask, No Headgear - Medium/Wide | |
| Profile Lite Gel Mask, No Headgear - Petite | |
| Profile Lite Gel Mask, No Headgear - Small | |
| Profile Lite Nasal CPAP Mask with Headgear - Large | |
| Profile Lite Nasal CPAP Mask with Headgear - Large Narrow | |
| Profile Lite Nasal CPAP Mask with Headgear - Medium | |
| Profile Lite Nasal CPAP Mask with Headgear - Medium Small | |
| Profile Lite Nasal CPAP Mask with Headgear - Medium Wide | |
| Profile Lite Nasal CPAP Mask with Headgear - Petite | |
| Profile Lite Nasal CPAP Mask with Headgear - Petite | |
| Profile Lite Nasal CPAP Mask with Headgear - Small | |
| Profile Lite Nasal CPAP Mask with Headgear - Youth | |
| Puritan Bennett Dreamfit Nasal Mask - Large | |
| Puritan Bennett Dreamfit Nasal Mask - Shallow | |
| Puritan Bennett Dreamfit Nasal Mask - Standard | |
| Puritan Bennett Goodknight 420 SP | |
| Simplicity Mask with Headgear - Medium | |
| Simplicity Mask with Headgear - Small | |
| SleepWeaver Nasal CPAP Mask - One Size Fits Most | |
| SNAPP Mask - Large | |
| SNAPP Mask - Large | |
| SNAPP Mask - Medium | |
| SNAPP Mask - Medium | |
| SNAPP Mask - Small | |
| SNAPP-X Nasal Prong CPAP Mask - Extra Large | |
| SNAPP-X Nasal Prong CPAP Mask - Large | |
| SNAPP-X Nasal Prong CPAP Mask - Medium | |
| SNAPP-X Nasal Prong CPAP Mask - Medium | |
| SNAPP-X Nasal Prong CPAP Mask - Medium | |
| SNAPP-X Nasal Prong CPAP Mask - Medium | |
| SNAPP-X Nasal Prong CPAP Mask - Medium | |
| SNAPP-X Nasal Prong CPAP Mask - Multi-Size Kit (M, L, and XL) | |
| SNAPP-X Nasal Prong CPAP Mask - Multi-Size Kit (M, L, and XL) | |
| SNAPP-X Nasal Prong CPAP Mask - Multi-Size Kit (M, LG, XL) | |
| SNAPP-X Nasal Prong CPAP Mask - Small | |
| SNAPP-X Nasal Prong CPAP Mask - Start-Up Kit (LG & XL) | |
| Soft Series (Large Narrow) | |
| Soft Series (Large) | |
| Soft Series (Medium Narrow) | |
| Soft Series (Medium Wide) | |
| Soft Series (Medium) | |
| Soft Series (Pediatric) | |
| Soft Series (Small) | |
| SomnoPlus Nasal CPAP Mask with Headgear - Extra Small | |
| SomnoPlus Nasal CPAP Mask with Headgear - Large | |
| SomnoPlus Nasal CPAP Mask with Headgear - Medium | |
| SomnoPlus Nasal CPAP Mask with Headgear - Small | |
| SomnoPlus Nasal CPAP Mask with Headgear, Medium | |
| SomnoPlus Nasal CPAP Mask with Headgear, Small | |
| Spectrum Reusable Full Face Mask (Petite) | |
| Spectrum Reusable Full Face Mask (Small) | |
| Spiritus Elite Respiratory System (medium) | |
| Spiritus Elite Respiratory System - Large | |
| Spiritus Elite Respiratory System - Small | |
| Sullivan Nose & Mouth Assy with medium shallow cushion | |
| Sullivan Nose & Mouth Assy with most medium cushions | |
| Sullivan Nose & Mouth Mask using any large cushion | |
| Sullivan Nose & Mouth Mask using any small cushion | |
| Sullivan Series 2 Bubble Cushion (Large BE) | |
| Sullivan Series 2 Bubble Cushion (Large BD) | |
| Sullivan Series 2 Bubble Cushion (Large Deep BD) | |
| Sullivan Series 2 Bubble Cushion (Medium BA) | |
| Sullivan Series 2 Bubble Cushion (Small BB) | |
| Sullivan Series 3 Bubble Cushion (Large) | |
| Sullivan Series 3 Bubble Cushion (Medium Large) | |
| Sullivan Series 3 Bubble Cushion (Medium Shallow) | |
| Sullivan Series 3 Bubble Cushion (Medium) | |
| Sullivan Series 3 Bubble Cushion (Small with Medium Hole) | |
| Sullivan Series 3 Bubble Cushion (Small) | |
| Sullivan Standard Cushion (Large Deep D) | |
| Sullivan Standard Cushion (Large E) | |
| Sullivan Standard Cushion (Medium A) | |
| Sullivan Standard Cushion (Small B) | |
| Total Face Mask with Headgear, one size only | |
| Ultra Mirage Full Face Mask with Headgear - Large Shallow | |
| Ultra Mirage Full Face Mask with Headgear - Large Standard | |
| Ultra Mirage Full Face Mask with Headgear - Medium Shallow | |
| Ultra Mirage Full Face Mask with Headgear - Medium Standard | |
| Ultra Mirage Full Face Mask with Headgear - Small Shallow | |
| Ultra Mirage Full Face Mask with Headgear - Small Standard | |
| Ultra Mirage II Nasal Mask with Headgear - Large | |
| Ultra Mirage II Nasal Mask with Headgear - Shallow | |
| Ultra Mirage II Nasal Mask with Headgear - Shallow Wide | |
| Ultra Mirage II Nasal Mask with Headgear - Standard | |
| Ultra Mirage Nasal CPAP Mask with Headgear - Large | |
| Ultra Mirage Nasal CPAP Mask with Headgear - Shallow | |
| Ultra Mirage Nasal CPAP Mask with Headgear - Shallow-Wide | |
| Ultra Mirage Nasal CPAP Mask with Headgear - Standard | |
