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WeatherBond EPDM Solvent-Free Bonding Adhesive, 1 gal and 5 gal
Regular price $222.00Orders start at $399 — combine any items to reach the minimum. Learn more
WeatherBond EPDM Solvent-Free Bonding Adhesive, 1 gal and 5 gal
WeatherBond's Solvent-Free EPDM Bonding Adhesive is a high-strength, polymer-based adhesive designed for fast installation of WeatherBond EPDM membranes to approved substrates. It requires no mixing, is solvent free, non flammable and virtually odor free, and is designed for single-sided wet lay-in installation on roofs with slopes of 1:12 or less. Offered in 1 gal and 5 gal sizes.
Key Features:
- Solvent free: Solvent-free, non flammable and virtually odor free formulation.
- No mixing required: Ready to use with no mixing required, speeding up installation.
- Fast membrane install: Facilitates extremely fast installation of EPDM membranes to various substrates.
- Broad substrate list: Bonds to polyiso insulation, concrete, plywood, OSB, SECUROCK, DensDeck Prime, masonry and metal finishes.
- Wet lay-in method: Designed for single-sided, wet lay-in installation, saving labor versus two-sided gluing.
- Low-slope rated: Intended for roofs with slopes of 1:12 or less.
Specifications Table:
| Specification | Details |
|---|---|
| Brand | WeatherBond |
| Sell unit | 5 gal pail or 1 gal carton depending on item |
| Product line | WeatherBond EPDM Solvent-Free Bonding Adhesive |
| Available sizes | 1 gal and 5 gal |
| Available colors | Clear (5 gal) |
| Material | High-strength polymer-based adhesive |
| Application | Single-sided, wet lay-in installation |
| Substrates | Standard paper faced MP-H polyisocyanurate insulation, structural and lightweight concrete, plywood, OSB, SECUROCK, DensDeck Prime, masonry, various metal finishes |
| Roof slope limit | 1:12 or less |
| Characteristics | No mixing required, solvent free, non flammable, virtually odor free |
| Intended use | Bonding EPDM membranes in commercial roofing |
Coverage & How Much You Need:
Coverage per gallon is not stated in the sources; estimate by the membrane area to be adhered and typical single-sided coverage rates, then choose 1 gal for repairs or 5 gal pails for field-wide bonding. Apply to one side in wet lay-in fashion on slopes of 1:12 or less.
Fit and Compatibility:
Specially designed for installing WeatherBond EPDM membranes. Compatible with paper-faced MP-H polyiso, concrete, plywood, OSB, SECUROCK, DensDeck Prime, masonry and metal finishes — but SecurShield and SecurShield HD are not approved substrates due to blistering.
Frequently Asked Questions (FAQ):
Q: What sizes are available?
A: 1 gallon and 5 gallon containers; the 5 gallon pail is clear.
Q: Do I have to mix this adhesive?
A: No, it requires no mixing and is applied single-sided in a wet lay-in method.
Q: Is it flammable or strong-smelling?
A: No, it is solvent free, non flammable and virtually odor free.
Q: What substrates can it bond to?
A: Paper faced MP-H polyiso insulation, structural and lightweight concrete, plywood, OSB, SECUROCK, DensDeck Prime, masonry and various metal finishes.
Q: Are there any substrates to avoid?
A: Yes, SecurShield and SecurShield HD are not approved due to the occurrence of blisters.
Q: What roof slopes does it work on?
A: It is designed for roofs with slopes of 1:12 or less.
Expert Verdict — Reviewed by the SuperArbor Pro Desk
This adhesive is a strong choice when odor, flammability or VOCs are concerns — the solvent-free formula installs fast single-sided with no mixing. Verify your insulation facing and substrate against the approved list, especially avoiding SecurShield boards where blisters can occur. Roll or press the membrane into the wet adhesive promptly and check full adhesion at seams and perimeters.
Follow the adhesive's application temperature and substrate moisture requirements, and use proper membrane installation practices to avoid blisters and unbonded areas.
Get fast, odor-free EPDM bonding with WeatherBond Solvent-Free Bonding Adhesive in 1 or 5 gallon sizes.
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