| Radiation Damper RCF Quilted Blanket for CRD | $40.00 | | |
| RBD Coupler Kit | $13.00 | | |
| RBD Plenum Rated Cable 9V 50 FT | $115.00 | | |
| RBD Plenum Rated Cable 9V 14 FT | $52.00 | | |
| RBD Plenum Rated Cable 9V 25 FT | $58.00 | | |
| Rectangular Connection Hooded Wall Cap, Model WC-10x3, For Models SP/CSP | $61.00 | | |
| Rectangular Connection Hooded Wall Cap, Model WC-18x8, For Models SP/CSP | $117.00 | | |
| RIGHT ANGLE MITER GEAR | $74.00 | | |
| Roof Curb Adapter, Adapts 17" Fan Curb Cap/Base to 19" Roof Curb | $315.00 | | |
| Roof Curb Adapter, Adapts 19" Fan Curb Cap/Base to 22" Roof Curb | $315.00 | | |
| Roof Curb Adapter, Adapts 22" Fan Curb Cap/Base to 26" Roof Curb | $315.00 | | |
| Roof Curb Adapter, Reduces 19" Fan Curb Cap/Base to 17" Roof Curb | $319.00 | | |
