Document Type: Installation Instructions

GM Craft Building Paper Installation

Read More »

G.A.P. GuardShield Installation Instructions

Read More »

[En Espanol] Applying Slate Surface Roofing

Read More »

Applying Double Coverage Roofing

Read More »

Applying Slate Surface Roofing

Read More »

Applying Mineral Surfaced Roll Roofing

Read More »

Saturated Felt Application Instructions

Read More »

[En Espanol] G.A.P. WaterGuard™️ Rain & Ice Underlayment Installation Instructions

Read More »

G.A.P. WaterGuard™️ Rain & Ice Underlayment Installation Instructions

Read More »

Installing G.A.P. WaterGuard™️ All-Purpose Synthetic Underlayment

Read More »