OWENS CORNING CANADA
22 1/2X2X48 RAFT R MATE ATTIC RAFTER VENT
Store SKU# ATTICVENTS
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Description
The Raft-R-Mate attic rafter vent is a rigid polystyrene foam ventilation baffle designed to maintain a clear airflow channel between the roof deck and attic insulation. Sized 22 1/2" wide x 2" deep x 48" long to fit 24" on-center rafter or truss spacing, it channels air from the soffit to the ridge or roof vents, helping prevent moisture buildup, condensation, and ice damming in the attic space. Contractors and builders install Raft-R-Mate vents before laying batt or blown-in insulation to ensure attic ventilation isn't blocked as insulation is added or settles over time. This rafter vent is a standard accessory for code-compliant attic ventilation in residential roof assemblies.
Features
- Maintains a clear ventilation channel — keeps insulation from blocking soffit-to-ridge airflow
- Helps prevent moisture and ice damming — supports proper attic ventilation to reduce condensation buildup
- Sized for 24" O.C. framing — fits standard rafter and truss spacing without trimming
- Rigid foam construction — holds its shape under insulation weight, unlike flexible baffle alternatives
- Quick, staple-in installation — installs directly to the roof deck before insulating
Item Attribute
| Attribute | Details |
|---|---|
| Model / Part Number | Raft-R-Mate |
| Product Type | Attic Rafter Ventilation Baffle |
| Material | Polystyrene Foam |
| Dimensions | 22 1/2 in. x 48 in. |
| Depth / Air Channel | 2 in. |
| Compatible Install Surface | Roof Deck / Rafter or Truss Framing |
| Installation Method | Staple or nail to roof deck before insulating |
| Application | Attic ventilation — soffit to ridge/roof vent airflow |
