4” ProForm 4-Piece Co-Axial Insert Kit

4” ProForm 4-Piece Co-Axial Insert Kit is durable galvanized steel and aluminum construction. This kit will increase your heater's efficiency in heating your home. Features tight inner connections for superb performance, with no gaskets or sealants required. Fully Unitized Twist-Lock Construction. Designed to be the easiest to assemble direct vent available. Low-profile locks and no hems or beads for a beautiful product to look elegant in any interior. When used with this system, this kit will increase your heater's efficiency in heating your home. Limited lifetime warranty.

Utilize this kit when setting up a co-linear insert for direct venting into a masonry chimney.

Product Features:

• 4" diameter
• Twist lock connections provide secure installation without fasteners
• Durable galvanized steel and aluminum construction
• Fully Unitized Twist-Lock Construction
• Designed for Appliances Tested and Listed for Direct Vent
• Features external laser-welded seams
• Wind, rain and heat efficiency tested for secure, reliable operation
• Limited lifetime warranty

Note: Kit includes: cap, (1) 30’ and (1) 4’ length of flex, 18” x 18” Support Plate

Compatible Manufacturers:  PRO-FORM® Direct Vent System 

Kingsman
Valor
Archgard
Ambiance Fireplaces
Stellar Hearth Products
Jotul
Mendota
Kozy Heat
Ortal
Blaze King
European Home
Empire
Enviro
Travis Industries with Pyramid Cap
U.S. Stove
Napolean Fireplaces

 Installation Manual