• Laser butt-welding
• Secure Seal viton sealing gaskets
• Standard adjustable vent length
• 29-4C stainless steel
• Proven track record
• All accessories made of stainless steel

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Applications

• Category I, II, III and IV gas-fired appliances.
• Type BH gas vent systems for appliances having a maximum flue temperature of 480ºF.
• May also be used for high-efficiency gas boilers, furnaces, booster heaters, pool heaters, water heaters, unit heaters or tankless water heaters.
• No need to apply silicone on-site at section joint; each joint seals with our Viton® O-ring system, a non-silicone construction designed to withstand the corrosive nature of the condensate.

Materials and Construction

Inner Wall: 26” to 36” 29-4C® (0.035”)
Outer Wall: 26” to 36”, 441 (0.024”)

Diameters

26″-36″

Listings

Tested and listed to UL 1738 and ULC S636.

Catalogs:

• Appliance Adaptors Catalog

Installation Instructions:

• Secure Seal Installation Instructions

Sales Sheets:

• Secure Seal Sales Sheet

Specifications:

• Secure Seal LDCS Spec
• Secure Seal LDCD Spec 

Submittals:

• Secure Seal Design and Quote Request Submittal Form
• Secure Seal LDCS/LDCD Submittal Record

White Papers:

• Secure Seal White Paper

Warranty:

• Security Chimneys Limited Lifetime Warranty