70°F / 77°C 212°F / 100°C 225°F / 107°C 24" Vertical A Location 137°F / 58°C 168°F / 76°C 176°F / 80°C 60" Vertical B Location 120°F / 49°C 129°F / 58°C 126°F / 52°C 143°F / 62°C 171°F / 77°C 176°F / 80°C 72" Vertical C Location 135°F / 57°C 149°F / 65°C 157°F / 69°C 148°F / 64°C 177°F / 81°C 190°F / 88°C 96" Vertical D Location 142°F / 61°C 164°F / 73°C 170°F / 77°C 146°F / 63°C 173°F / 78°C 179°F / 82°C 96" Vertical & 60" Horizontal E Location 132°F / 56°C 151°F / 66°C 161°F / 72°C
Saf-T Vent CI Plus Clearances to Combustibles For Category I,II,II,IV, Gas Fired Appliances And For Gas or Oil Fired Appliances Listed For L-Vent Venting Systems Gas: Special Gas Vent DIAMETER CLEARANCE TO COMBUSTIBLE MAXIMUM FLUE MATERIAL GAS TEMP.
Technical and Dimensional Data Saf-T Vent® CI Plus Double Wall AL 29-4C® Stainless Steel Special Gas Vent and Type L Vent For Venting Commercial & Industrial Appliances Condensing Appliances Category I,II,III,IV Appliances For Use on Positive, Neutral, and Negative Pressures up to 15" W.C. Also For Venting Listed Gas or Oil Fired Appliances Listed as Suitable For Venting With Type L Vent Low-Temperature Venting Systems Sizes: 4"- 32" Diameters.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT TABLE OF CONTENTS CATEGORY Introduction Accessories Boot Tees & Covers Increasers Reducer Elbows Straight Lengths Supports & Hangers Terminations Termination Accessories 2 PART DESCRIPTION Introduction Part Numbering System Surface Temeratures Material Thickness RTV Sealant Silicone Lubricant Universal Boiler Adapter Adapter, From / To Saf-T Vent CI Plus Double Male Adapter Flanged Adapter Fire Stop Condensate Drain Tube Kit In-Line Damper
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Introduction: Saf-T Vent CI Plus is an AL29-4C superferritic stainless steel conduit with a one-inch air space and a type 430 stainless steel outer jacket. It is ideal for close clearance installation within building chases. Saf-T Vent CI Plus combines the tight fit of the tapered male and female expands with a patented* closure system which consists of tabs and a locking strap.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Typical Outside Skin Temperature Saf-T Vent CI and Saf-T Vent CI Plus 6” Diameter at 4 Hour Continuous Operation Outside Skin Temperature From 96” Vertical To 60” Horizontal Outside Skin Temperature at 96” Vertical Outside Skin Temperature at 72” Vertical D Outside Skin Temperature From 96” Vertical To 120” Horizontal E F C B Outside Skin Temperature at 60” Vertical Outside Skin Temperature at 24” Vertical 8' A Flow Flue Temperature At Ap
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Material Thickness: Inner Vent Diameter 4– 8” Wall Thickness – Inner Vent 0.015” (28 ga) Wall Thickness – Outer Jacket 9 – 16” 0.020” (26 ga) 0.024” (24 ga) 18 – 24” 0.025” (24 ga) 24 – 32” 0.035” (20 ga) 0.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Accessories: Universal Boiler Adapter— Used horizontally or vertically to adapt Saf-T Vent CI Plus to nominal diameter flue collars, it can also adapt to boiler collars that are slightly out of round. The adapter comes with a joint locking strap, boiler collar clamp and a coupler band.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Accessories: Double Male Adapter — This adapter is to be used in conjugation with an universal adapter when attaching to an in-line draft inducing fan that has a collar at the inlet.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Accessories: Fire Stop — A firestop may be required anytime Saf-T Vent CI Plus penetrates combustible floors, walls, or ceilings. Remove any insulating material from the floor, wall or ceiling cavity for at least 1" around the vent for diameters 4" - 24" and 2" around the vent for diameters 26" - 32". Review fire codes and consult with local building code officials to determine the necessity for a firestop.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Accessories: In-Line Damper Section — Use to adjust the flow in positive pressure applications. Can also be used to restrict back flow when the appliance is off. Each damper comes with an 18" long coupler, a locking strap, a rotating clamp, and a motor platform. The shaft is 3/8" diameter.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Accessories: In-Line Probe Section — Use to attach probes to the vent system by means of a 1/4" NPT female fitting. Can be used vertically or horizontally. Comes standard with a coupler made of 430 stainless steel with an outlet for the probe fitting, a 1/4" NPT plug, a locking strap and a rotating clamp for directonal changes.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Accessories: Horizontal/Vertical In-Line Drain Section — Use to drain away condensate from the vent system. The unique design of this part allows it to be installed in a horizontal, vertical or inclined orientation. Continuous horizontal runs in excess of 30 feet require a condensate drain. High temperature silicone tubing is available separately.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Boot Tees & Covers: Tee Cover with Drain Fitting — Use at the base of a Boot Tee to drain away condensate from a vent system. High temperature silicone tubing is available separately. The drain cover comes standard with a locking strap and finish coupler. Other drain options are available on larger diameters upon request, contact Heatfab's EngineeringTeam.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Boot Tees & Covers: Tee Cover— Use to cap off the male end of a Boot Tee body that is installed horizontally. The tee cover / boot tee combination allows for the future addition of appliances to a common-vent system. The cover comes with a locking strap and a finish coupler that is made of the same 430 stainless steel as the outer jacket to give a finished look to the installation.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Boot Tees: Boot Tee — Use vertically or horizontally to add appliances into a common-vent system. When installed horizontally, the male end of the tee body may be capped off with a tee cover to allow for future appliances. When used in conjunction with a drain tee cover, the boot tee will effectively transition a vent system from a horizontal to a vertical orientation while allowing for proper condensate drainage.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Boot Tees with Reducing Tap: Boot Tee — Use vertically or horizontally to add appliances into a common-vent system. When installed horizontally, the male end of the tee body may be capped off with a tee cover to allow for future appliances. When used in conjunction with a drain tee cover, the boot tee will effectively transition a vent system from a horizontal to a vertical orientation while allowing for proper condensate drainage.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Square Tees: Square Tee — Due to the significant pressure drop of this fitting, Heat-fab recommends it be used as an inspection port only. Use vertically or horizontally to add appliances into a common-vent system. When installed horizontally, the male end of the tee body may be capped off with a tee cover to allow for future appliances.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Barometric Tees: Barometric Tee — Use to attach a standard barometric damper (supplied by others) to the vent system. Use only if recommended by the appliance manufacturer and a qualified designer of vent systems. Each barometric tee comes standard with a coupler and a joint locking strap.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Increasers: Increaser — Use to upsize a vent system. The term “increaser” is based on an increase in vent diameter in the direction of flue gas motion. Increasers are eccentric to allow for proper drainage of condensate when installed horizontally. Each increaser comes standard with a coupler that will fit the outlet diameter. Other diameter configurations may be available; please contact Heat-fab’s Engineering Team to discuss your special needs.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Reducers: Reducer — Use to downsize the vent system when adding a fan to the system. The term “reducer” is based on an reduction in vent diameter in the direction of flue gas motion. Reducers are eccentric to allow for proper drainage of condensate when installed horizontally. Each reducer comes standard with a coupler that will fit the outlet diameter.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Elbows: 15° Elbow— Use to achieve offsets or changes in the direction of the vent system. The degree of these welded seam elbows is not adjustable. The pressure drop for this fitting is equivalent to 3 feet of horizontal vent. The inlet connection rotates to accommodate direction changes. Each elbow comes standard with a coupler, joint locking strap, and a rotating clamp.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Elbows: 30° Elbow— Use to achieve offsets or changes in the direction of the vent system. The degree of these welded seam elbows is not adjustable. The pressure drop for this fitting is equivalent to 5 feet of horizontal vent. The inlet connection rotates to accommodate direction changes. Each elbow comes standard with a coupler, joint locking strap, and a rotating clamp.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Elbows: 45° Elbow— Use to achieve offsets or changes in the direction of the vent system. The degree of these welded seam elbows is not adjustable. The pressure drop for this fitting is equivalent to 8 feet of horizontal vent. The inlet connection rotates to accommodate direction changes. Each elbow comes standard with a coupler, joint locking strap, and a rotating clamp.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Elbows: 90° Elbow— Use to achieve offsets or changes in the direction of the vent system. The degree of these welded seam elbows is not adjustable. The pressure drop for this fitting is equivalent to 15 feet of horizontal vent. The inlet connection rotates to accommodate direction changes. Each elbow comes standard with a coupler, joint locking strap, and a rotating clamp. For diameters above 24" use two 45° elbows.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Elbows: Tight Radius 90° Elbow— Use to achieve offsets or changes in the direction of the vent system where a conventional long radius 90 degree elbow will not fit. The degree of these welded seam elbows is not adjustable. The pressure drop for this fitting is equivalent to 15 feet of horizontal vent. The inlet connection rotates to accommodate direction changes. Each elbow comes standard with a coupler, joint locking strap, and a rotating clamp.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Straight Lengths: Horizontal and Vertical —When used horizontally, install vent with a continuous pitch of 1/4" per foot, sloping upward toward the termination (unless otherwise specified by the appliance manufacturer). It is important to provide adequate support to a Saf-T Vent CI Plus system, refer to installation instructions for support specifications. Each section comes with a coupler and a joint locking strap.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Straight Lengths: Horizontal and Vertical —When used horizontally, install vent with a continuous pitch of 1/4" per foot, sloping upward toward the termination (unless otherwise specified by the appliance manufacturer). It is important to provide adequate support to a Saf-T Vent CI Plus system, refer to installation instructions for support specifications. Each section comes with a coupler and a joint locking strap.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Straight Lengths: Horizontal and Vertical —When used horizontally, install vent with a continuous pitch of 1/4" per foot, sloping upward toward the termination (unless otherwise specified by the appliance manufacturer). It is important to provide adequate support to a Saf-T Vent CI Plus system, refer to installation instructions for support specifications. Each section comes with a coupler and a joint locking strap.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Adjustable Length: Long Adjustable Length — The Saf-T Vent CI Plus Adjustable Section serves as a variable length between other components when specific lengths cannot be utilized. The installed length of the adjustable is 13" to 20 ". Each adjustable section comes with a joint locking strap and a coupler, which can be field cut.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Adjustable Length: Short Adjustable Length — The Saf-T Vent CI Plus Adjustable Section serves as a variable length between other components when specific lengths cannot be utilized. The installed length of the adjustable is 7" to 11 ". Each adjustable section comes with a joint locking strap and a coupler, which can be field cut.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Supports: Guy Support Section — Provides vertical support using a part that is a flue-gas-carrying component of the vent system. Guy sections are primarily installed in long, inaccessible chases or used to provide support to systems with extended lengths above the roofline. Attach the guy section using stainless steel or galvanized cables or chain (supplied by others). Each guy section comes with a coupler and a joint locking strap.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Supports: Floor Support — Use as a support between floors. Can also be used inside an accessible chase with the addition of site designed support brakets. Part Number DIM-A Vent Diameter FLSUP06 FLSUP07 FLSUP08 FLSUP09 FLSUP10 FLSUP11 FLSUP12 FLSUP14 FLSUP16 FLSUP18 FLSUP20 FLSUP22 FLSUP24 FLSUP26 FLSUP28 FLSUP30 FLSUP32 6 7 8 9 10 11 12 14 16 18 20 22 24 26 28 30 32 DIM - B Plate 14.68 15.68 16.68 17.68 18.68 19.68 20.68 22.68 24.68 26.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Supports: Vertical Support — Use to support Saf-T Vent CI Plus systems, the part number CCA_VTS4 maintains a 4" clearance to combustible materials and the CCA_VTS maintains a 1" clearance to combustible materials. Refer to the installation instructions for placement of supports.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Support Hangers: Horizontal Support for Large Diameter — Typical for large diameter support. Provides horizontal support for the Saf-T Vent CI Plus system. Diameters 24" thru 32" must have support every 6 feet of horizontal run. The support may be attached from the center of the bracket or from the sides of the support bracket.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Supports: Roof Jack Support System— For use with vertical terminations. Use to pass through combustible and non-combustible roof structures. The roof jack support system must be installed on a flat roof or a level curb only. Each roof jack support system includes a storm collar that provides support and when sealed, acts as a water barrier. Cannot be used in a chase with a 1" clearance to vent. Refer to Tall Cone Flashing.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Supports: Tall Cone Flashing and Support— Use as a vertical roof penetration/support in conjunction with a combustible chase. Can be used with a roof curb if needed. Can be used on metal roofs with a 2-12 pitch. This part comes with a storm collar and support screws and is of all stainless steel construction. A Vented Termination Collar must be used when installed in a combustible chase and must be ordered separately.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Supports: Pitched Tall Cone Flashing — Use as a vertical roof penetration in conjunction with a combustible chase. Can be used on roofs with a 2/12 - 6/12 pitch. This part comes with a storm collar and is of all stainless steel construction. A Vented Termination Collar must be used when installed in a combustible chase and must be ordered separately. Can be used with Saf-T Vent CI vent when clearance to combustibles are maintained.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Terminations: Wall Termination / Penetration — Use to penetrate any combustible or non-combustible wall. This part is a thimble only and does not include any vent. Order enough vent to pass through the thimble and extend 4-8 inches beyond the building sheathing. Includes an AL 29-4C® screen cover and a vent finish collar to terminate the vent system.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Terminations: Wall Penetration — Use to penetrate any combustible or non-combustible wall. This part is a thimble only and does not include any vent. Order enough vent to pass through the thimble and extend 4-8 inches beyond the building sheathing. Includes a finish collar.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Terminations: Rain Cap — Use as a termination on vertical systems. Category I and II appliances require a raincap or other device to prevent rainwater from entering the vent. Vent systems for positive pressure appliances may omit the raincap if there are other provisions for draining rainwater from the system. The raincap may also be used as a horizontal termination. Each raincap includes a joint locking strap as well as a storm collar.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Terminations: Exit Cone — Use as a termination to increase the velocity of the flue gases exiting the stack. The exit cone may also help to reduce ice buildup in cold climates where a rain cap may normally be used. A narrow Finish Collar is included to seal off the 1" air space of the CI Plus vent.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Termination Accessories: Finish Collar — vertical systems. Part Number The collar is used to close off air space between inner vent and outer jacket. For use on horizontal or DIM-A Inner Vent Diameter DIM - B Outer Jacket Diameter DIM - C Outer Collar Diameter CCK04FC 4 6.3 7 CCK05FC 5 7.3 8 CCK06FC 6 8.3 9 C CCK07FC 7 9.3 10 CCK08FC 8 10.3 11 A CCK09FC 9 11.3 12 CCK10FC 10 12.3 13 CCK12FC 12 14.3 15 CCK14FC 14 16.3 17 CCK16FC 16 18.
Saf-T Vent®CI Plus DOUBLE WALL AL 29-4C® SPECIAL GAS VENT Notes: 42 Heatfab Division, Selkirk Corp. 130 Industrial Boulevard • Turners Falls, MA 01376 Phone 800 772 0739 • Fax 413 863 4803 • www.heat-fab.
