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Self Flashing (VSF/OVSF)
Ready to mount with their own mounting base, these skylights area easy to install on any composition, shingle, or shake roof.Wooden curb and aluminum flashing are not required.
The self flashing modeloffers the lowest profile of the Columbia skylight rangeand compliments your roofline.
For additional weathertightness, ensure you use roofing membrane in addition to roofing mastic beneath the vinyl flashing flange.
Columbia offers the industrys most complete selection of self flashing skylightswhich are available in a wide range of fixed and venting (manual or electric) models. Columbia will also supply any size (standard or custom) from 14.5 x 14.5 to 54.5 x 54.5, in any glass or acrylic glazing option.
For easy to install residential applications vinyl self flashing (VSF / OVSF) are utilized for skylights less than 5 x 5. It is recommended that larger openings utilize the thermally brokencurb mounted.
Self flashing models must be installed on minimum 3:12 roof pitch.

This venting model consists of a durable, weather resistant, extruded aluminum retaining frame and an extruded two piece fusion welded vinyl (PVC) sash and base frame. The vinyl base frame is thermally broken and features a double wall frame construction that forms an annular dead air space for optimal insulation. The OVSF includes built in vinyl curb and wide flashing flange for optimum seal. The easiest venting skylight model to install.
The Columbia vinyl self flashing models must be installed on minimum 3:12 roof pitch.
Electric operating mechanism
The OVSF E skylight consists of concealed slim motor with attractive cover, control system and rain sensor that automatically closes your skylight during inclement weather.
Easy to install electric system plugs into standard 120V outlet.
Infrared remote control
Your OVSF-E electric skylight opens and closes with the use of your included, easy to use remote control.
A remote can operate up to 6 electric skylights.
Removable insect screen
Pre installed with white aluminum frame to match vinyl base and light shaft.
Spring loaded pins allow for easy removal and installation.
Wide range of glazing options in both glass and acrylic
A. Glass
- Clear
- LoE Clear
- LoE Neat
- LoE Triple Glazed
- LoE Bronze
- Solar Reflective Bronze
- Heat Mirror 44
- Laminated option
All above standard tempered / tempered sealed units. Each option available with interior pane in laminated clear or white.
Any other glass options, including grey, blue, green etc in plain or coated glass is available.
B. Acrylic
- Clear
- Bronze
- White
All above available in single, double, or triple glazed.
C. Polycarbonate
- Clear
- Bronze
- White
All above available in single, double, or triple glazed.
See Glazing section for additional information.
Standard sizes include a full range of models for homes designed with 16 and 24 on centre rafters or trusses.
Any size skylight available
- Glass available in 22 standard sizes from 16 x 16 to 48 x 48
- Acrylic and polycarbonate available in 22 standard sizes from 16 x 16 to 48 x 48.
- Any custom size in glass or acrylic also available. Example inside roof opening 17 x 37
Energy Star
The OVSF skylight in different glass or acrylic glazing options meets Energy Star requirements in different Canadian climatic zones.
See Energy Star for additional information.
Exterior frame finishes four standard colours
- Standard frame colour Rideau Brown
- Optional frame colours Black, White, Sandalwood
- Custom coloured frames also available
Flashing system
- Built in PVC flashing flange eliminates the need for metal flashing system
- Suitable for shingles and other low profile roofing materials
- Features slotted fastening holes around perimeter of flange
- Use in conjunction with roofing membrane for superior seal
Interior frame finish
- White vinyl base frame matches interior light shaft
- Use of drywall j-clip ensures professional seamless finishing
Large capacity four sided condensation channel
- Weep holes in all four corners to allow any condensation build up to drain to the outside roof
- Allows for multi directional installation of skylight. Direction must be specified when ordering.
- Eliminates water stains on your interior light shaft
Warranty
Comprehensive 20 year warranty on insulated glass, and 10 years on the skylight
See Warranty section for additional information.
This venting model consists of a durable, weather resistant, extruded aluminum retaining frame and an extruded two piece fusion welded vinyl (PVC) sash and base frame. The vinyl base frame is thermally broken and features a double wall frame construction that forms an annular dead air space for optimal insulation. The OVSF includes built in vinyl curb and wide flashing flange for optimum seal. The easiest venting skylight model to install.
The Columbia vinyl self flashing models must be installed on minimum 3:12 roof pitch.
Removable insect screen
- Pre installed with white aluminum frame to match vinyl base and light shaft
- Spring loaded pins allow for easy removal and installation
Operating mechanism
- The OVSF skylight is easily opened and closed manually with standard crank handle
- The handle may be replaced with adaptor to use in conjunction with telescoping extension poles. Available in 4-6 and 6-10 lengths.
See Accessories section for additional information.
Wide range of glazing options in both glass and acrylic
A. Glass
- Clear
- LoE Clear
- LoE Neat
- LoE Triple Glazed
- LoE Bronze
- Solar Reflective Bronze
- Heat Mirror 44
- Laminated option
All above standard tempered / tempered sealed units. Each option available with interior pane in laminated clear or white.
Any other glass options, including grey, blue, green etc in plain or coated glass is available.
B. Acrylic
- Clear
- Bronze
- White
All above available in single, double, or triple glazed.
C. Polycarbonate
- Clear
- Bronze
- White
All above available in single, double, or triple glazed.
See Glazing section for additional information.
Standard sizes include a full range of models for homes designed with 16 and 24 on centre rafters or trusses.
See Why Skylights What Size section for additional information.
Any size skylight available
- Glass available in 22 standard sizes from 16 x 16 to 48 x 48
- Acrylic and polycarbonate available in 22 standard sizes from 16 x 16 to 48 x 48.
- Any custom size in glass or acrylic also available. Example inside roof opening 17 x 37
Energy Star
The OVSF skylight in different glass or acrylic glazing options meets Energy Star requirements in different Canadian climatic zones.
See Energy Star for additional information.
Exterior frame finishes four standard colours
- Standard frame colour Rideau Brown
- Optional frame colours Black, White, Sandalwood
- Custom coloured frames also available
Flashing system
- Built in PVC flashing flange eliminates the need for metal flashing system
- Suitable for shingles and other low profile roofing materials
- Features slotted fastening holes around perimeter of flange
- Use in conjunction with roofing membrane for superior seal
Interior frame finish
- White vinyl base frame matches interior light shaft
- Use of drywall j-clip ensures professional seamless finishing
Large capacity four sided condensation channel
- Weep holes in all four corners to allow any condensation build up to drain to the outside roof
- Allows for multi directional installation of skylight. Direction must be specified when ordering.
- Eliminates water stains on your interior light shaft which occurs with other skylight manufacturers designs
Warranty
- Comprehensive 20 year warranty on insulated glass, and 10 years on the skylight
See Warranty section for additional information.
This model consists of a durable, weather resistant, extruded aluminum retaining frame and an extruded fusion welded vinyl (PVC) base frame. The vinyl base frame is thermally broken and features a double wall frame construction that forms an annular dead air space for optimal insulation. The VSF includes built in vinyl curb and wide flashing flange for optimum seal. The easiest skylight model to install.
The Columbia vinyl self flashing models must be installed on minimum 3:12 roof pitch.
Wide range of glazing options in both glass and acrylic
A. Glass
- Clear
- LoE Clear
- LoE Neat
- LoE Triple Glazed
- LoE Bronze
- Solar Reflective Bronze
- Heat Mirror 44
- Laminated option
All above standard tempered / tempered sealed units. Each option available with interior pane in laminated clear or white.
Any other glass option, including grey, blue, green etc in plain or coated glass are available.
B. Acrylic
- Clear
- Bronze
- White
All above available in single, double, or triple glazed domes or pyramids.
C. Polycarbonate
- Clear
- Bronze
- White
All above available in single, double, or triple glazed domes or pyramids.
See Glazing section for additional information.
Standard sizes include a full range of models for homes designed with 16 and 24 on centre rafters or trusses.
See Why Skylights What Size section for additional information.
Any size skylight available
- Glass available in 32 standard sizes from 16 x 16 48 x 48
- Acrylic and polycarbonate available in 37 standard sizes from 16 x 16 56 x 56.
- Any custom size in glass or acrylic also available.
Example inside roof opening 19 x 371/8.
Energy Star
The VSF skylight in different glass or acrylic glazing options meets Energy Star requirements in different Canadian climatic zones.
See Energy Star section for additional information.
Exterior frame finishes four standard colours
- Standard frame colour Rideau Brown
- Optional frame colours Black, White, Sandalwood
- Custom coloured frames also available
Flashing system
- Built in PVC flashing flange eliminates the need for metal flashing system
- Suitable for shingles and other low profile roofing materials
- Features slotted fastening holes around perimeter of flange
- Use in conjunction with roofing membrane for superior seal
Interior frame finish
- White vinyl base frame matches interior light shaft
- Use of drywall j-clip ensures professional seamless finishing
Large capacity four sided condensation channel
- Weep holes in all four corners to allow any condensation build up to drain to the outside roof
- Allows for multi directional installation of skylight
- Eliminates water stains on your interior light shaft which occurs with other skylight manufacturers designs
Warranty
Comprehensive 20 year warranty on insulated glass, and 10 years on the skylight
See Warranty section for additional information.