1″ Snap-Lock Panel with Slotted Flange
Precision-Formed. Concealed Fastening. Built for BC Weather.
At Direct Metal, our 1″ Snap-Lock with Slotted Flange panel is engineered for clean architectural lines, fast installation, and long-term performance in demanding roofing and siding applications. Designed with a concealed fastening system and an integrated slotted nail flange, this profile offers contractors a faster, more efficient way to install standing seam metal without compromising durability or aesthetics. Available in a range of premium colors and finishes to complement any project.What Makes the 1″ Snap-Lock with Slotted Flange Different?
Unlike traditional mechanically seamed panels, this profile snaps securely into place without the need for field seaming tools. The 1″ rib height creates crisp shadow lines and enhanced water-shedding capability, while the pre-formed slotted flange allows direct fastening to the deck.
Key advantages:
- 1″ vertical seam height for a modern architectural appearance
- Concealed fastening system
- Integrated slotted nail flange for faster installation
- No mechanical seaming required
- Engineered for expansion and contraction
- Ideal for roofing and wall applications
Ideal For:
- Home builders
- Roofing contractors
- Renovation specialists
- Architectural designers
- Commercial builders
BROWSE COLOURS
Looking for realistic woodgrain, weather resistant high gloss, or textured steel products? With a combination of 100+ colours and prints, we have your prepainted metal needs covered.
View our complete collection of colour charts and brochures below!
PVDF (Prepainted Steel)























PVDF (Prepainted Aluminum)






SMP (Prepainted Steel)









































PVDF (Prepainted Steel)
















POLY (Prepainted Steel)







SMP (Prepainted Textured Steel)





Panel Measurements
Panel Coverage Options
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SSQ: 12″ to 24″ (304.8 mm – 609.6 mm)
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SSH: 12″ to 20″ (304.8 mm – 508.0 mm)
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SSR: 11″ to 16″ (279.4 mm – 406.4 mm)
Key Seam & Geometry
Seam height: 7/8″ (22.5 mm)
Male seam top width: 21/32″ (17.0 mm)
Hook return: 7/32″ (5.3 mm)
Base pan thickness: 1/16″ (1.5 mm approx.)
Slotted Flange
Slot size: 1″ × 1/4″ (25.4 mm × 6.4 mm)
Slot spacing: Every 5-3/16″ (131.8 mm)
Additional Profile Dimensions
Female seam height: 23/32″ (18.1 mm)
Flange return: 25/32″ (19.7 mm)
Clip relief offset: 1/4″ (6.1 mm)
Overall seam depth: 15/16″ (23.4 mm)
MaterialType: Nail Strip Standing Seam
Rib Height: 1″
Fastening System
Hidden Fastener
Available Gauge
24 & 26
Looking for more information?
We're here to help.
- Phone: +1 (778) 552-7663
- Email: sales@directmetal.ca
- Address: 31141 Wheel Ave #401 Abbotsford, BC V2T 6H1
Or Fill out our online request form
COMING SOON
Refined Architectural Appearance
With its sleek 1-inch seam height, this Snap-Lock profile provides subtle shadow lines that complement contemporary and traditional building designs. The lower seam height makes it an excellent choice for projects requiring a clean standing seam look without the more pronounced vertical emphasis of taller seam profiles.
The uniform panel geometry ensures a consistent finished appearance across the roof surface, helping achieve high-quality architectural results.
Slotted Flange for Fast Installation
The integrated slotted fastening flange allows panels to be securely attached directly to the substrate while remaining fully concealed once the adjacent panel snaps into place. This design helps accommodate thermal movement while improving installation speed and accuracy.
The snap-lock engagement eliminates the need for mechanical seaming, allowing contractors to complete roofing projects more efficiently while maintaining dependable panel interlock performance.
Durable Steel Construction
Manufactured from high-quality structural steel, the 1″ Snap-Lock panel provides dependable strength and long-term durability. Precision roll-forming ensures consistent seam engagement and panel alignment, reducing installation challenges and improving overall roof system performance.
Direct Metal offers a wide selection of premium paint finishes engineered to withstand Canadian weather conditions, including heavy rainfall, temperature fluctuations, and UV exposure.
Custom Length Fabrication
Panels can be produced in custom lengths to minimize field cutting, reduce material waste, and improve jobsite productivity. This flexibility allows contractors and designers to optimize panel layouts for both new construction and re-roofing projects.

Why Choose Direct Metal Snap-Lock Panels
The 1″ Snap-Lock Panel with Slotted Flange offers an ideal combination of installation efficiency, architectural versatility, and reliable performance. With concealed fasteners, refined seam proportions, and durable steel construction, this panel provides dependable protection while enhancing the overall design of residential and light commercial buildings.
Direct Metal supports contractors and builders with precision fabrication, consistent panel quality, and responsive service to help ensure successful project completion.