Exit Seals

The Alta #2025 Sigrist Exit Seal is engineered to provide a secure, weather-tight seal for roof penetrations accommodating 1/4 inch to 3/8 inch outside diameter lines. Constructed from durable ABS plastic with a schedule-80 performance rating, it maintains long-term flexibility and resistance against leaks. Designed for use with Alta’s Pipe Chase Housings and Curbs, it ensures reliable protection and easy installation. Key Features: Seals pipe OD sizes from 1/4 in. to 3/8 in. Injection-molded...

The Alta 2075 Sigrist Exit Seal is designed to provide a weather-tight seal for 3/4 inch to 7/8 inch outside diameter pipes. Built from injection-molded ABS with schedule-80 strength, it combines durability, flexibility, and reliable long-term performance. Specifically made for Alta Pipe Chase Housings and Curbs, it ensures leak protection and secure rooftop penetrations. Key Features: Seals pipe OD sizes from 3/4 in. to 7/8 in. Constructed from injection-molded ABS with schedule-80...

The Alta #2050 Sigrist Exit Seal is engineered to create a weather-tight seal for pipes and lines ranging from 1/2 inch to 5/8 inch outside diameter. Manufactured from injection-molded ABS plastic with schedule-80 strength, it delivers durability, flexibility, and reliable performance. Designed for direct use in Alta Pipe Chase Housings and Curbs, it ensures a secure fit, prevents leaks, and supports long-term system integrity. Key Features: Seals pipe OD sizes from 1/2 in. to 5/8 in. Made...

The Alta #2087 Sigrist Exit Seal is built to protect rooftop penetrations by sealing 7/8 inch to 1 inch outside diameter pipes. Made of durable injection-molded ABS plastic with schedule-80 performance, it resists wear, weather, and leakage while ensuring flexibility. Purpose-built for Alta Pipe Chase Housings and Curbs, it delivers a permanent, weather-tight solution for mechanical and electrical penetrations. Key Features: Seals pipe OD sizes from 7/8 in. to 1 in. Injection-molded ABS with...