UNDERLAYMENT

HSMAX - HYDRASHELL MAX

  • High strength, light weight synthetic roof underlayment
  • Provides tough, durable deck cover
  • Can be used under all types of roofing materials
  • 40″ x 300′ roll (1000 SQFT)

HSSA - HYDRASHELL SELF-ADHERED ICE & WATER

  • 36″ x 67′ roll (201 SQFT)