The M-D Building Products TH393 adjustable sill combines durable aluminum with sturdy oak to create a weather-tight seal for inswing exterior doors. This sill adapts to uneven door gaps for maximum energy efficiency.

• Dimensions: 1-1/8" H x 4-9/16" W x 36" L
• Adjustable height: 1-1/8" to 1-3/8" with 5-degree slope
• Seals gaps up to 5/16" high
• Aluminum and hardwood construction
• Mill finish aluminum with unfinished oak
• All hardware included: fasteners, bolts, nuts, cap, and screws

Features: Provides year-round protection against drafts, moisture, dust, and insects. The adjustable design accommodates variations in door height and flooring thickness. Designed for inswing door applications.

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