Description
Wide pan, short roll
Ten inches is the width you need when the sill is deep; twenty feet is the length you need when there are two or three of them. Huber lists the 20-foot rolls for smaller projects — this is the wide one, for the jobs where a handful of openings each need a serious pan.
Think door replacements, a slider going into an existing wall, a deep-sill window on a remodel, or the two openings on a job that happen to sit in a thicker assembly than the rest.
Where the width goes
A pan is not just the flat: the tape has to cover the full depth of the rough sill, turn up at the back, and still land outboard on the face of the wall. Ten inches divides up like this:
| Assembly | Sill depth to cover | Left for upturn and outboard lap |
| 2×4 wall, standard sheathing | ~4 in | ~6 in — generous |
| 2×6 wall | ~6 in | ~4 in — workable |
| 2×4 plus 1 in exterior foam | ~5 in | ~5 in |
| 2×6 plus 1 in exterior foam | ~7 in | ~3 in — tight, plan the laps |
Run the same arithmetic with a 6-inch roll on a 2×6 wall and you get nothing: six inches of tape on a six-inch sill lands edge to edge with no material left to turn up anywhere. That is the whole reason this width exists.
Doors are the hard case
A door pan takes abuse a window sill never sees: standing water at the threshold, foot traffic during construction, and a threshold fastened down through the flashing. A pan built from lapped strips has a joint in it somewhere, and traffic finds it.
Stretch tape conforms in all directions, so the pan and both corners come out of a single piece with no seam at the corners. At 42 mils it is more than three times the thickness of standard flashing tape, which is what you want under a threshold.
What 20 feet covers
- 3 ft entry door: about 5 ft per pan — 4 doors per roll
- 6 ft patio slider: about 8 ft per pan — 2 sliders per roll
- 4 ft deep-sill window: about 6 ft per pan — 3 openings per roll
- 9 ft multi-panel slider: about 11 ft — one per roll, with tape left for a window
Past four or five openings, the 10″ × 75 ft roll is the better buy per foot. If the sills are shallow and it is width you do not need, the 6″ × 20 ft roll does the same job for less.
Specifications
| Type | Pressure-sensitive stretch flashing tape with split release liner |
| Thickness | 42 mils |
| Adhesive | Acrylic — requires rolling to activate |
| Tensile strength | 225 psi |
| Size | 10 in × 20 ft (1 roll) |
| Installation temperature | 0°F – 120°F |
| Exposure limit | 180 days, then cover with a code-compliant wall covering |
| Substrates | OSB, wood, steel, aluminum, vinyl, PVC, ZIP System sheathing |
| Huber part number | S-20022 |
| UPC | 728265020228 |
| Shelf life | 24 months from manufacture, stored below 90°F |
| Condition | New, factory sealed |
Code and warranty
| Performance standard | AAMA 711 and AC148 compliant |
| Code acceptance | IRC and IBC recognized under IAPMO ER-365 |
| Construction type | Type V |
| Recognized for | Window, door and wall penetrations under IAPMO ER-365. The packaging also lists roof penetrations among the applications — see the FAQ |
| Warranty | 30-year system warranty when used with ZIP System sheathing |
Installation notes
You need:
- A dry substrate, free of frost, dust, dirt and proud fasteners
- A rubber-headed roller — seat the flat of the pan first, then work the stretched corners
- Backer rod or similar backing in any gap wider than 1/2 in, before taping
- Air, substrate and tape all at 0°F or above at the time of application
- On door pans, dry-fit the threshold before you commit the corner turn-up
- The door or window manufacturer’s own sill pan instructions — those govern
Do not use it for:
- A substitute for self-adhering ice and water barrier
- Fire caulking around heat-generating exhaust vents, such as dryer vents
Contractor and volume pricing
Flashing doors across a remodel portfolio? Call (832) 463-7946 or email sales@85builders.com with your quantity and the job-site ZIP code and we will send pricing the same business day.
We accept Texas resale certificates for tax-exempt purchases.
Frequently asked questions
When do I need 10 inches instead of 6?
When the rough sill is deeper than about 4 inches. A 2×6 wall alone is enough: six inches of tape on a six-inch sill leaves nothing to turn up. Exterior foam pushes a 2×4 wall into the same territory.
Is this the same tape as the 75-foot roll?
Yes — same 42-mil stretch tape, same listing. Only the length differs.
Can I use it under a door threshold?
That is one of its main uses. Follow the door manufacturer’s sill pan instructions, and dry-fit before you set the corners.
Does it replace a rigid sill pan?
Follow the door or window manufacturer’s instructions — some assemblies call for a formed pan with a back dam, and this tape does not change that requirement.
Can I install it in the cold?
Down to 0°F on a frost-free surface, with the tape and air at or above 0°F too.
The package lists roof penetrations — can I use it there?
Huber’s own documents differ on this. The packaging shows wall and roof penetrations as applications; the product data sheet limits the IAPMO ER-365 recognition to window, door and wall penetrations. If the detail has to pass inspection, go by the listing or ask your AHJ — ZIP System Flashing Tape is the one with roof recognition.
How fast does it ship?
We ship next business day from Cypress, TX.
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