M1 Adhesive
$12.98
Heat cable adhesive is used to securely bond components during roof and pipe freeze protection installations.
What’s Included : 1 Tube Of M1 Adhesive
- M-1 by Chem Link is a moisture cure, multi-purpose structural adhesive/sealant designed for bonding and sealing a wide range of construction materials.
- M-1 forms a tough, elastic & waterproof seal to most roofing materials, masonry, wood, glass, aluminum and foam. M-1 bonds well to most building surfaces including metal flashing, copings, skylights, and HVAC surfaces and makes for an excellent construction adhesive sealant for multiple applications.
Why We Use M1 Adhesive for Heat Cable Roof Clips
When installing a heat cable system, the method of attachment is just as critical as the cable itself. At HeatCable.com, we frequently recommend using M1 Structural Adhesive for adhering roof clips, particularly on metal roofs or areas where you want to avoid penetrating the roof deck with screws or nails.
The “No-Hole” Solution The primary advantage of using M1 adhesive is preserving the integrity of your roof. By gluing clips rather than nailing them, you eliminate potential leak points. Eric Wimmer has highlighted this method on the Wasatch Heat Cable YouTube channel as a preferred technique for metal roofing and flat membranes where mechanical fasteners aren’t an option.
Why M1 Specifically? Not all construction adhesives can handle the harsh freeze-thaw cycles that heat cable systems endure. We rely on Chemlink M1 because:
- Moisture Cure: It can be applied in damp conditions and temperatures as low as 30°F, which is often when heat cable installs happen.
- Zero Shrinkage: It contains no solvents, so it won’t shrink and pull away from the clip as it cures.
- High Strength: It creates a rubber-like, waterproof seal that withstands the drag of heavy snow and ice loads on the cable.
🔥 PRO-TIPS FROM THE FIELD
Don’t just install it—install it like a pro.
Achieving a “lifetime” hold depends on proper surface preparation. Follow these expert tips from our 20 years in the field:
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Clean the Contact Point: Use a wire brush or a stiff nylon brush to remove loose granules, dirt, or oxidation from the roof surface. For metal or membrane roofs, a quick wipe with isopropyl alcohol ensures a grease-free bond.
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Temperature Matters: For the best results, apply the M1 adhesive when temperatures are above 40°F (4°C). If you must install in colder weather, keep the adhesive tubes in a warm truck or bucket until the moment of use to maintain a smooth flow.
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The “Hershey Kiss” Method: When using the M-1 glue, don’t smear it flat like paint. Apply a nickel-sized dollop (shaped like a Hershey Kiss) under the clip. Press the clip down until glue pushes through the holes, but leave a layer of adhesive between the clip and the roof. This creates a chemical bond that lasts for decades.
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Utilize the Bendable Tab: On the drip edge, bend the patented tab to flush against the vertical face. Applying adhesive to this secondary surface area significantly increases the clip’s resistance to heavy snow loads sliding off the roof.
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Cure Time: While the adhesive skins over quickly, avoid tensioning the heat cable immediately. Let the clips set for several days before final cable installation for maximum strength.
WHAT’S INCLUDED
- Drexan MultiTrace® Self-Regulating Cable (The gold standard for longevity)
- Factory-Terminated Power Plug (Grounded & Lighted) OR
- GFEP Factory-Terminated Power Plug (Grounded & Not lighted)
OTHER MATERIALS NEEDED:
- Aluminum Roof Clips: These corrosion-resistant clips are designed to hold the cable firmly in the “zig-zag” pattern on both asphalt shingles and metal roofs. Click Here
- M-1 Structural Adhesive: This is the only glue we trust. Unlike silicone that peels off in a year, M-1 creates a permanent chemical bond (up to 400 PSI) that cures even in damp or cold conditions. Requires a caulk gun. Click Here
How many Clips & Glue do I need? For a standard zig-zag or valley installation, a good starting point is to estimate 1 clip for every 24 inches (2 feet) of run.
- Note: This is an approximation based on typical roof layouts. Every project is unique, so don’t stress about getting the number perfect—you can always purchase extra clips or tubes of M-1 adhesive later if you find you need tighter spacing.
WHY CHOOSE A Heatcable.com ‘N’ PLAY KIT?
- Skip the Electrician: No hard-wiring required. These kits come with a pre-terminated, grounded power plug. Just mount the cable and plug it in.
- Instant Visual Check: The integrated Lighted Plug gives you instant peace of mind. One look tells you the system is powered up and melting snow. (Note: Actual plug brightness and color may vary).
VOLTAGE MISMATCH
WHY 120V MATTERS. DO NOT PLUG THIS 120V KIT INTO A 240V POWER SOURCE. HERE IS WHAT HAPPENS IF YOU DO:
The “Fixed Resistance” Danger: Old-school cables have a fixed resistance. If you double the voltage (by plugging into 240V), they get hotter and hotter until they burn themselves out or start a fire.
The Drexan Difference (Fail-Safe): Our self-regulating cable is smarter. If you hit it with 240V, it tries to generate 4x the power. However, because it is self-regulating, it senses that massive heat spike and fights to regulate it downward.
The Result: The cable wins the safety battle, but loses the war. The internal core is pushed beyond its limit trying to keep you safe. Instead of catching fire, it will simply “fail cold”—meaning the core degrades and will permanently stop producing heat.
Bottom Line: Plugging this kit into 240V won’t burn down your house, but it will ruin your cable and void the manufacturer warranty.
⚠️ CRITICAL WARNING
- It is recommended not to cut this cable. If a qualified technician cuts or modifies the cable for any reason, the warranty from Heatcable.com is immediately void. In this instance, the responsibility of the warranty falls entirely on the qualified technician performing the work. If you have excess cable, instead of cutting it, we recommend doubling it back into the gutter or downspout to increase melting power in that area.
- Code Compliance: Installation must strictly adhere to all applicable state and local electrical codes. We recommend consulting with a licensed electrician or your local building authority to ensure full compliance.
⚠️ INSTALLATION WARNING
Must be installed by a Qualified Electrician. To maintain the UL 508A Certification and ensuring the GFEP functions correctly, all input and output wiring must adhere to local, state, and national electrical codes.
✅ COMPATIBILITY CHECKLIST
Before you buy, confirm this kit fits your home:
- Voltage: 120V standard outlet (Verify your power outlet is 120V, not 240V).
- Gutter Type: Safe for Aluminum, Steel, and Copper gutters/downspouts.
- Outlet Proximity: Measure the distance from your roof edge to the outlet. You cannot use an extension cord. Ensure the kit length + lead is sufficient to reach the power source directly.
❌ INCOMPATIBLE / DANGER
To prevent fire, shock, or system failure, AVOID the following:
- NO EXTENSION CORDS: Never plug this kit into an extension cord. The resistance can cause overheating and fire. It must be plugged directly into a wall receptacle or controller.
- NO BURIED CABLE: Do not install this cable inside walls, under shingles, or buried in building insulation. The cable can be installed under our Patented Thermal Cartridge System.
- NO COILING: While Drexan cable is self-regulating, do not leave the cable coiled up in a tight spool while powered on. Unspool the cable completely before plugging it in to test.
⛑️ Important Safety & Specs:
- GFEP Protection: Safety is non-negotiable. If you do not select a kit with a built-in GFEP plug, the device must be used with a Ground-Fault Equipment Protected (GFEP) circuit.
- System Compatibility: The GFEP can also be applied in a custom or standard controller box, provided the controller already includes a GFEP component.
- Factory-Built Confidence: We don’t outsource our quality. These are assembled right here in Utah by pros who know winter.
TOOLS & TIPS
- Caulk Gun: Required for applying the M-1 Structural Adhesive. (We recommend a high-ratio “dripless” gun for easier application in cold weather).
- Extension Ladder: To safely access your roofline.
- Clean Rags & Isopropyl Alcohol: Essential for cleaning smooth surface areas—such as membrane and metal roofs—where clips will be glued. Any dust or grime left on the surface will cause the adhesive to fail.
- Light Duty Brush: Essential for brushing away loose granules and debris on asphalt shingle roofs before installing clips.
- Measuring Tape: To ensure consistent spacing for your “zig-zag” pattern.
- Pliers: Helpful for crimping the roof clips slightly if needed for a tighter hold on the cable.
🔥 PRO-TIPS FROM THE FIELD
- Don’t just install it—install it like a pro.
- The “Hershey Kiss” Method: When using the M-1 glue, don’t smear it flat like paint. Apply a nickel-sized dollop (shaped like a Hershey Kiss) under the clip. Press the clip down until glue pushes through the holes, but leave a layer of adhesive between the clip and the roof. This creates a chemical bond that lasts for decades.
- Create the “Melt Channel”: Remember, the cable doesn’t melt the whole roof; it creates a path for water to escape. Ensure your cable extends past the roof edge (1 inches or more) over the gutter to prevent an ice dam from forming right at the lip.
- Check Your GFEP: If you aren’t buying the GFEP plug option, you must plug this into an outlet protected by a GFEP breaker. We recommend testing the breaker before every winter season. Note: Your GFEP may also be in your controller.
- The “Drip Loop”: When plugging the unit in, make sure there is a small loop in the power cord below the outlet. This prevents water from running down the cord and directly into your electrical socket.
Our Guarantee
We stand behind our craftsmanship. Every Plug ‘N’ Play kit is backed by an unbeatable 10-Year Limited Warranty. We build them to last, so you can sleep soundly while the snow melts.
NEED HELP WITH LAYOUT?
Check out our “Diagrams & Layouts” page or watch Eric’s latest tutorial to see exactly how to space your clips and apply M-1 glue for a leak-free install. – Coming Soon!
Please consult the Drexan MultiTrace spec sheet for circuit capacities. Because this item is built to your unique specifications, returns are subject to a 25% restocking fee plus return shipping costs.
ADDITIONAL INFORMATION
Product Specs:
- Low odor
- Comes in a 10.1 oz caulking tube
- Each tube glues approximately 40 clips
- Cures in temperatures as low as 30 degrees F
- Solvent free
- Contains no isocyanates
- Doesn’t shrink during curing process
- Flexible after curing with up to a 35% movement in compression or extension
