Alta

The Alta #2037 Sigrist Exit Seal is built to provide a weather-tight seal for roof penetrations accommodating 3/8 inch to 1/2 inch outside diameter lines. Made from injection-molded ABS plastic with schedule-80 strength, it offers lasting durability and flexibility in demanding conditions. Specifically designed for use with Alta Pipe Chase Housings and Curbs, it ensures a secure fit, prevents leaks, and supports long-term performance. Key Features: Seals pipe OD sizes from 3/8 in. to 1/2 in....

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 #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 #2062 Sigrist Exit Seal provides a secure, weather-tight seal for roof penetrations handling 5/8 inch to 3/4 inch outside diameter pipes or tubing. Built from durable injection-molded ABS plastic with schedule-80 performance, it ensures strength, flexibility, and long-term resistance to leaks. Optimized for Alta Pipe Chase Housings and Curbs, it simplifies installation while enhancing protection for critical rooftop penetrations. Key Features: Seals pipe OD sizes from 5/8 in. to 3/4...

The Alta #2100 Sigrist Exit Seal provides a secure, weather-tight seal for rooftop penetrations with 1 inch to 1-1/8 inch outside diameter pipes. Manufactured from injection-molded ABS with schedule-80 strength, it delivers lasting durability, flexibility, and leak resistance. Designed to fit Alta Pipe Chase Housings and Curbs, it offers a reliable, permanent solution for protecting rooftop penetrations. Key Features: Seals pipe OD sizes from 1 in. to 1-1/8 in. Injection-molded ABS with...

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...

The Alta AL-201412 Housing with ALTC-M18 18-inch Curb is a medium pipe chase system engineered for safe, weather-tight roof penetrations. Designed to support up to 16 lines with Sigrist Exit Seals, it provides exceptional versatility for mechanical and data applications. Constructed from heavy-duty aluminum with UV-protected powder coating and full thermal break insulation, this assembly ensures long-term durability, energy efficiency, and leak prevention. Its recessed lid, stainless hardware,...

The Alta #2112 Sigrist Exit Seal provides a long-lasting, weather-tight solution for rooftop penetrations with 1-1/8 inch to 1-1/4 inch outside diameter pipes. Built from injection-molded ABS with schedule-80 equivalent strength, it ensures protection against leaks, UV exposure, and weathering. Designed to integrate seamlessly with Alta Pipe Chase Housings and Curbs, it delivers reliable performance and peace of mind. Key Features: Seals pipe OD sizes from 1-1/8 in. to 1-1/4 in....

The Alta #2125 Sigrist Exit Seal is engineered to create a weather-tight seal for pipes with outside diameters between 1-1/4 inch and 1-3/8 inch. Constructed from injection-molded ABS plastic with schedule-80 equivalent strength, it ensures lasting performance against leaks, UV exposure, and environmental stress. Specifically designed for Alta Pipe Chase Housings and Curbs, this seal provides a reliable and permanent rooftop penetration solution. Key Features: Seals pipe OD sizes from 1-1/4...

The Alta Products AL-161010 Pipe Chase Housing paired with the AL-158C 14" Curb provides a complete, insulated roof penetration system. Designed with a full thermal break and equipped with Sigrist Exit Seals, this assembly ensures lasting weather-tight performance. Built with UV-protected aluminum and stainless steel hardware, it offers durability and long-term protection. Key Features: Full thermal break in both housing and curb UV-protected powder coating on housing body and lid Stainless...

The Alta #2150 Sigrist Exit Seal with body and cap provides a weather-tight seal for rooftop penetrations with pipes measuring 1-1/2 inch to 1-5/8 inch outside diameter. Made from injection-molded ABS plastic with schedule-80 equivalent strength, it ensures lasting performance against weathering, UV exposure, and leaks. The included cap adds another layer of protection, making it an ideal choice for Alta Pipe Chase Housings and Curbs. Key Features: Seals pipe OD sizes from 1-1/2 in. to 1-5/8...

The Alta #2137 Sigrist Exit Seal offers a permanent, weather-tight sealing solution for rooftop penetrations with 1-3/8 inch to 1-1/2 inch outside diameter pipes. Built from injection-molded ABS plastic with schedule-80 equivalent strength, it ensures reliable protection against leaks, weathering, and UV exposure. Designed exclusively for Alta Pipe Chase Housings and Curbs, this exit seal ensures long-term durability and performance. Key Features: Seals pipe OD sizes from 1-3/8 in. to 1-1/2...

The Alta AL-343424 Housing paired with AL-3232 14-inch Curb is a large pipe chase assembly designed to manage high-capacity roof penetrations. Capable of accommodating up to 32 Sigrist Exit Seals, this system is built with heavy-duty aluminum, UV-protected powder coating, full thermal break insulation, and stainless steel fasteners for long-lasting performance. Its recessed lid and 3-inch skirt overlap improve weather sealing, making it ideal for demanding rooftop applications. Key Features:...

The Alta #3001 Sigrist Exit Seal Cap is designed to provide a secure closure for unused exit seal openings in Alta Pipe Chase Housings and Curbs. Constructed from durable ABS plastic with weather-resistant properties, it prevents leaks and maintains the integrity of the rooftop system. This cap-only design is ideal when an opening is not being used for active piping. Key Features: Cap-only design for closing unused exit seal openings Injection-molded ABS construction with long-term durability...