This page shows the sources and review decisions behind the measurements used by ExactFit. Evidence for the exact model is identified separately from verified equivalent-model or same-chassis evidence. Missing values remain Unknown.
Unknown configuration · Unknown depth class
Market status: Active (recorded 2026-08-17)
Last reviewed: 2026-09-05. 4 retained source records. 0 unresolved conflicts. All inputs required by the cavity calculation are supported; an applicable cutout may replace additive requirements.
Counts use distinct measurement records. Left and right ventilation share one per-side source record.
Some measurements on this page are not supported by an exact-model document. Each affected row identifies the model relationship and supporting evidence.
| Measurement | Value used | Evidence status | Primary source | Location | Details |
|---|---|---|---|---|---|
| Overall width | 29.5 in | ✓ Secondary source only | Midea MRF18B4AST Spec Sheet assets.skulytics.io | Page 2 | |
Value used by ExactFit29.5 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST Spec Sheet Exact-model or explicitly covered Midea dimensional source.Open original source ↗ Why this value was usedExact-model or explicitly covered Midea dimensional source. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the width comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Cabinet height | 65.6 in | ✓ Secondary source only | Midea MRF18B4AST Spec Sheet assets.skulytics.io | Page 2 | |
Value used by ExactFit65.6 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST Spec Sheet Exact-model or explicitly covered Midea dimensional source.Open original source ↗ Why this value was usedExact-model or explicitly covered Midea dimensional source. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the height comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Height with hinge / controlling height | 66.6 in | ✓ Secondary source only | Midea MRF18B4AST Spec Sheet assets.skulytics.io | Page 2 | |
Value used by ExactFit66.6 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST Spec Sheet Exact-model or explicitly covered Midea dimensional source.Open original source ↗ Why this value was usedExact-model or explicitly covered Midea dimensional source. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the height comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Depth without door | 27.7559 in | ✓ Verified — equivalent model · Calculated/inferred | Midea MRB19B5AST User Manual assets.skulytics.io | Page 6 | |
Value used by ExactFit27.7559 in · Fit role: Cavity fit. Calculated or inferred value — not a directly printed measurement. Original published value and unit: see retained transcription below. Normalization: shared 750-mm Midea cabinet platform Confidence label: medium. Primary evidenceMidea MRB19B5AST User Manual Shared 30-in cabinet body depth; exact external width/depth/height agree.Open original source ↗ Why this value was usedShared 30-in cabinet body depth; exact external width/depth/height agree. Calculation or inference: shared 750-mm Midea cabinet platform. Why evidence from MRB19B5AST appliesTarget model: MRF18B4AST. Supporting model: MRB19B5AST. Manufacturer: Midea. Product family and measurement relationship: shared 750-mm Midea cabinet platform. Measurement transferred: Depth without door. Relevant equivalence evidence: Shared 30-in cabinet body depth; exact external width/depth/height agree.. Known differences: not separately recorded. Review decision: documented inference; 2026-09-05. This is not exact-model documentation. ExactFit applies it only to the measurement above because the retained evidence supports the stated equivalence. Supporting source ↗Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the depth comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Depth with door, without handles | 30.9 in | ✓ Secondary source only | Midea MRF18B4AST Spec Sheet assets.skulytics.io | Page 2 | |
Value used by ExactFit30.9 in · Fit role: Traffic projection. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST Spec Sheet Exact-model or explicitly covered Midea dimensional source.Open original source ↗ Why this value was usedExact-model or explicitly covered Midea dimensional source. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis is traffic projection. It is shown for a separate on-site check and does not establish cavity fit or delivery access. Report this measurement | |||||
| Depth with handle | 30.9 in | ✓ Secondary source only | Midea MRF18B4AST Spec Sheet assets.skulytics.io | Page 2 | |
Value used by ExactFit30.9 in · Fit role: Traffic projection. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST Spec Sheet Exact-model or explicitly covered Midea dimensional source.Open original source ↗ Why this value was usedExact-model or explicitly covered Midea dimensional source. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis is traffic projection. It is shown for a separate on-site check and does not establish cavity fit or delivery access. Report this measurement | |||||
| Depth with doors open at 90° | 43.4 in | ✓ Secondary source only | MRF18B4AST Midea French Door Refrigerator 30 inch 18.4 cu. ft. Canada - Sale! Best Price, Reviews and Specs www.canadianappliance.ca | Retained specification excerpt: Cached exact-model listing states Depth with Door Open 90 degrees = 43.4 in. | |
Value used by ExactFit43.4 in · Fit role: Operating clearance. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: medium. Primary evidenceMRF18B4AST Midea French Door Refrigerator 30 inch 18.4 cu. ft. Canada - Sale! Best Price, Reviews and Specs Cached exact-model listing states Depth with Door Open 90 degrees = 43.4 in.Open original source ↗ Why this value was usedCached exact-model listing states Depth with Door Open 90 degrees = 43.4 in. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis is operating clearance. It is shown for a separate on-site check and does not establish cavity fit or delivery access. Report this measurement | |||||
| Minimum cutout width | 37.374 in | ✓ Secondary source only · Calculated/inferred | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit37.374 in · Fit role: Cavity fit. Calculated or inferred value — not a directly printed measurement. Original published value and unit: see retained transcription below. Normalization: 29.5 + 2 * 3.937 Confidence label: medium. Primary evidenceMidea MRF18B4AST User Manual Width plus documented >100 mm clearance on each side.Open original source ↗ Why this value was usedWidth plus documented >100 mm clearance on each side. Calculation or inference: 29.5 + 2 * 3.937. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the width comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Minimum cutout height | 70.53699999999999 in | ✓ Secondary source only · Calculated/inferred | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit70.53699999999999 in · Fit role: Cavity fit. Calculated or inferred value — not a directly printed measurement. Original published value and unit: see retained transcription below. Normalization: max(height_case_in,height_hinge_in) + top_clearance_in Confidence label: medium. Calculation inputs: Cabinet height; Height with hinge / controlling height; Top clearance; Primary evidenceMidea MRF18B4AST User Manual Minimum opening height is the verified highest appliance endpoint plus the documented top clearance.Open original source ↗ Why this value was usedMinimum opening height is the verified highest appliance endpoint plus the documented top clearance. Calculation or inference: max(height_case_in,height_hinge_in) + top_clearance_in. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the height comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Minimum cutout depth | 31.6929 in | ✓ Verified — equivalent model · Calculated/inferred | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit31.6929 in · Fit role: Cavity fit. Calculated or inferred value — not a directly printed measurement. Original published value and unit: see retained transcription below. Normalization: depth_case_only_in + rear_clearance_in Confidence label: medium. Calculation inputs: Depth without door; Rear clearance; Primary evidenceMidea MRF18B4AST User Manual Minimum opening depth is the verified cabinet depth plus the documented rear clearance.Open original source ↗ Why this value was usedMinimum opening depth is the verified cabinet depth plus the documented rear clearance. Calculation or inference: depth_case_only_in + rear_clearance_in. Why evidence from MRB19B5AST appliesTarget model: MRF18B4AST. Supporting model: MRB19B5AST. Manufacturer: Midea. Product family and measurement relationship: depth_case_only_in + rear_clearance_in. Measurement transferred: Minimum cutout depth. Relevant equivalence evidence: Minimum opening depth is the verified cabinet depth plus the documented rear clearance.. Known differences: not separately recorded. Review decision: documented cavity formula; 2026-09-05. This is not exact-model documentation. ExactFit applies it only to the measurement above because the retained evidence supports the stated equivalence. Supporting source ↗Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the depth comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Left-side ventilation clearance | 3.937 in | ✓ Secondary source only | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit3.937 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST User Manual Exact-model manufacturer manual requires over 100 mm from each adjacent wall.Open original source ↗ Why this value was usedExact-model manufacturer manual requires over 100 mm from each adjacent wall. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the width comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Right-side ventilation clearance | 3.937 in | ✓ Secondary source only | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit3.937 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST User Manual Exact-model manufacturer manual requires over 100 mm from each adjacent wall.Open original source ↗ Why this value was usedExact-model manufacturer manual requires over 100 mm from each adjacent wall. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the width comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Top clearance | 3.937 in | ✓ Secondary source only | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit3.937 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST User Manual Exact-model manufacturer manual requires over 100 mm from each adjacent wall.Open original source ↗ Why this value was usedExact-model manufacturer manual requires over 100 mm from each adjacent wall. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the height comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Rear clearance | 3.937 in | ✓ Secondary source only | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit3.937 in · Fit role: Cavity fit. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST User Manual Exact-model manufacturer manual requires over 100 mm from each adjacent wall.Open original source ↗ Why this value was usedExact-model manufacturer manual requires over 100 mm from each adjacent wall. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis measurement supports the depth comparison. An applicable cutout can replace additive clearances. If a required input is unknown and no applicable alternative requirement is established, the result is Uncertain unless another known requirement proves Does not fit. Report this measurement | |||||
| Hinge-side wall clearance | 3.937 in | ✓ Secondary source only | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit3.937 in · Fit role: Operating clearance. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST User Manual Exact manual requires over 100 mm from each adjacent wall.Open original source ↗ Why this value was usedExact manual requires over 100 mm from each adjacent wall. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis is operating clearance. It is shown for a separate on-site check and does not establish cavity fit or delivery access. Report this measurement | |||||
| Cabinet case width | 29.5 in | ✓ Secondary source only | Midea MRF18B4AST Spec Sheet assets.skulytics.io | Page 2 | |
Value used by ExactFit29.5 in · Fit role: Informational only. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST Spec Sheet Exact-model or explicitly covered Midea dimensional source.Open original source ↗ Why this value was usedExact-model or explicitly covered Midea dimensional source. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis is informational only. It is shown for a separate on-site check and does not establish cavity fit or delivery access. Report this measurement | |||||
| Adjoining-wall clearance (reviewed endpoint) | 3.937 in | ✓ Secondary source only | Midea MRF18B4AST User Manual assets.skulytics.io | Page 7 | |
Value used by ExactFit3.937 in · Fit role: Operating clearance. Original published value and unit: see retained transcription below. Normalization: No separate conversion rule recorded; the stored normalized value is retained without additional rounding. Confidence label: high. Primary evidenceMidea MRF18B4AST User Manual Exact manual requires over 100 mm from each adjacent wall.Open original source ↗ Why this value was usedExact manual requires over 100 mm from each adjacent wall. Other evidence foundNo materially different value is retained in the linked per-measurement audit records. This does not imply that every published source was searched. Effect on fit resultThis is operating clearance. It is shown for a separate on-site check and does not establish cavity fit or delivery access. Report this measurement | |||||
assets.skulytics.io · Spec Sheet · secondary model/source
Model numbers covered: MRF18B4AST. Publication/revision date: Not recorded. Reviewed: 2026-09-04.
6 displayed measurements supported: Overall width; Cabinet height; Height with hinge / controlling height; Depth with door, without handles; Depth with handle; Cabinet case width.
Availability: retained review record; original URL retained (current availability not rechecked).
Open original source ↗assets.skulytics.io · User Manual · equivalent model/source
Model numbers covered: MRB19B5AST. Publication/revision date: Not recorded. Reviewed: 2026-09-04.
1 displayed measurements supported: Depth without door.
Availability: retained review record; original URL retained (current availability not rechecked).
Open original source ↗www.canadianappliance.ca · Web source · secondary model/source
Model numbers covered: MRF18B4AST. Publication/revision date: Not recorded. Reviewed: 2026-09-04.
1 displayed measurements supported: Depth with doors open at 90°.
Availability: retained review record; original URL retained (current availability not rechecked).
Open original source ↗assets.skulytics.io · User Manual · secondary model/source
Model numbers covered: MRF18B4AST. Publication/revision date: Not recorded. Reviewed: 2026-09-04.
9 displayed measurements supported: Minimum cutout width; Minimum cutout height; Minimum cutout depth; Left-side ventilation clearance; Right-side ventilation clearance; Top clearance; Rear clearance; Hinge-side wall clearance; Adjoining-wall clearance (reviewed endpoint).
Availability: retained review record; original URL retained (current availability not rechecked).
Open original source ↗Evidence reflects the sources reviewed on 2026-09-05. Manufacturer specifications can change. Confirm the current exact-model installation document and site-specific conditions before purchase or installation.