TAMKO^® Tam-Shield^™ Synthetic Underlayment
For use as an underlayment prior to the installation of the final roof covering.
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ASTM Tile Underlayment
For use as an underlayment felt to be applied over the deck prior to the installation of concrete tile.
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Moisture Guard Plus^®
Provides an extra layer of waterproofing protection to help prevent damage from ice damming and windblown rain.
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No. 15
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles.
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No. 15 ASTM
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles
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No. 15 ASTM D 4869
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles.
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No. 15 UL
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles.
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No. 30
A non-UL saturated felt featuring a premium-quality TAMKO organic felt (nonperforated) saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles.
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No. 30 18-Inch
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of wood shake shingles.
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No. 30 ASTM
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles.
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No. 30 ASTM D 4869
A premium-quality TAMKO organic felt saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of TAMKO asphalt shingles.
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No. 30 UL
Features a premium-quality TAMKO^® organic felt (non-perforated) that is saturated with asphalt. Accepted for use as an underlayment felt to be applied over the deck prior to the installation of TAMKO asphalt shingles. 

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No. 30 ASTM Shake Underlayment
A premium-quality TAMKO organic felt (nonperforated) saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of wood shake shingles or TAMKO asphalt shingles.
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Shake Underlayment
A premium-quality TAMKO organic felt (nonperforated) saturated with asphalt, for use as an underlayment to be applied over the deck prior to the installation of wood shake shingles.
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TW Metal and Tile Underlayment
Features a flexible, fiberglass reinforced, self-adhering rubberized asphalt sheet membrane with a polymer film on the surface and a removable treated release film on the adhesive side. Well suited for application under metal and tile roofs.
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Type 43 Coated Base Sheet
Like all of our other built-up roofing products, this one conforms to TAMKO's tradition of quality, consistency and long-term performance.
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TW Underlayment
A 40-mil-thick, flexible, self-adhering, rubberized asphalt sheet membrane with a polymer film on the surface and a removable treated release film on the adhesive side. Well suited for use as an underlayment where prevention of water penetration is needed.
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