Skip to content
ClarkDietrich Strait-Flex Wide-Flex Composite Corner Tape, 2 in. x 2 in. x 100 ft. Roll, 7-Roll Case – WF-100
Regular price $606.90ClarkDietrich Strait-Flex Wide-Flex Composite Corner Tape, 2 in. x 2 in. x 100 ft. Roll, 7-Roll Case
This is Strait-Flex Wide-Flex, a mud-on, paper-faced composite corner tape that adjusts to any angle for perfect inside and outside 90° and off-angle drywall corners. Each roll is 2 in. x 2 in. wide and 100 ft. long, and this sell unit is a 7-roll case. It pairs with all-purpose joint compound and a 4 in. to 8 in. taping knife.
Key Features:
- Any-angle corners: The composite tape adjusts to any angle to create perfect inside and outside 90° and off-angle corners.
- PUR-laminated nose: A pre-finished surface with a PUR-laminated nose ensures perfect corners without paper fuzz-up during finishing and sanding.
- Perforated bond edge: The outer edge features a perforated pattern for superior bond, faster drying, and no rippling or blistering.
- Double-layer coverage: Wide-Flex covers double-layer corners with ease, including outside corners for double 5/8 in. drywall.
- Ceiling-friendly: It is designed for hard-to-straighten vaulted, coffered, tray and cathedral ceilings.
- Gap filling: Wide-Flex works on outside corners where large gaps in drywall are present.
- Case pack: The wholesale case contains 7 rolls, with 24 cases per pallet.
Specifications Table:
| Specification | Details |
|---|---|
| Brand | ClarkDietrich Building Systems LLC |
| Manufacturer model | WF-100 |
| Sell unit | 1 case of 7 rolls, each 2 in. x 2 in. x 100 ft. |
| Material | Paper-faced composite corner tape |
| Nominal size | 2 in. x 2 in. x 100 ft. |
| Tape width | 4 in. total (2 in. x 2 in.) |
| Length | 100 ft. per roll |
| Pack quantity | 7 rolls per case |
| Cases per pallet | 24 |
| Assembly | Mud-on application with all-purpose joint compound |
| Intended use | Inside and outside 90° and off-angle drywall corners, double-layer drywall, vaulted/coffered/tray/cathedral ceilings |
Coverage & How Much You Need:
Each roll is 100 ft. long and 4 in. wide (2 in. per side), enough to cover 100 linear feet of corner per roll. A 7-roll case handles roughly 700 linear feet of corner.
Fit and Compatibility:
Wide-Flex is applied with all-purpose joint compound and standard 4 in., 5 in., 6 in. or 8 in. taping knives (sold separately). It is intended for drywall and plaster corner finishing, including double 5/8 in. drywall assemblies.
Frequently Asked Questions (FAQ):
Q: What is included in this order?
A: One case containing 7 rolls of Strait-Flex Wide-Flex, each 2 in. x 2 in. and 100 ft. long.
Q: How much corner does one case cover?
A: Each roll covers 100 linear feet of corner, so a 7-roll case covers about 700 linear feet.
Q: How is it installed?
A: Apply a liberal coat of all-purpose joint compound to both sides of the corner, press the folded tape into the wet compound, wipe tight, then skim-coat the outer edges and finish with a light final coat, letting each coat dry.
Q: Do I need compound over the nose?
A: No. The manufacturer notes that no compound is required over the PUR-laminated area of Wide-Flex.
Q: How do I cut it?
A: Most professionals cut the ends of Wide-Flex at a 45° angle; measure the corner and subtract 1/2 in. for length.
Q: What corners is it best for?
A: It is designed for outside corners with large gaps, double 5/8 in. drywall, hard-to-straighten corners, and vaulted, coffered, tray and cathedral ceilings.
Expert Verdict — Reviewed by the SuperArbor Pro Desk
Reach for Wide-Flex when a standard paper tape or narrow corner bead cannot bridge the gap—especially double 5/8 in. drywall corners or bowed vaulted ceilings. Fold slightly more than the desired angle for outside corners and slightly less for inside corners so the tape springs to a straight line. Feed the roll through the slot on the box to measure accurately and reduce waste, and use lightweight compound on the final coat for easier sanding.
Use a sharp utility knife carefully when cutting the tape and allow each coat of joint compound to dry fully before sanding.
Order the ClarkDietrich Strait-Flex Wide-Flex 7-roll case today for flawlessly straight corners on your next drywall job.
All third party trademarks, including logos and icons, referenced on our website and product pages remain the property of their respective owners. Unless specifically identified as such, Arbor's use of third party trademarks does not indicate any relationship, affiliation, sponsorship, or endorsement between Arbor Home and the owners of these trademarks. Any references by Arbor Home to third party trademarks are to identify the corresponding third party goods.
