Mr. Heater MHVFB20NGT Vent-Free 20,000 BTU Blue Flame Natural Gas Heater + Mr. Heater F299201 Vent-Free Blower Accessory Kit (2016 - present) $34999. Get it Wed, Oct 19 - Mon, Oct 24. FREE Shipping. Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters, One Size, Metal 4.2 out of 5 stars 169 7 offers from $374.99 Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters [wrp asin="B008DBQNO0"] F102860 Features: -All parts for complete venting. -Adjustable elbow. Product Type: -Vent kit/Diffuser. Material: -Metal. Number of Items Included: -9. Pieces Included: -adapter, b-vent pipe, 2 vent pipes, 90 degree elbow, wall thimble, roof flashing, stormFFXWTSF Portable AC Window Vent Kit 5.9” Coupler Adjustable Vertical Horizontal. $29.97. Free shipping. DuraVent Vent Unit Heater Kit — 4in. Horizontal, Model# 810006013 (Q-26)buy a garage heater, there are several features to look out for.. Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters From the Manufacturer. These stainless steel parts are designed to fit the MHU50 or MHU80 Big Maxx Garage Heaters. Reviewed in the United States on February 5, 2018.Product Details. 4" Horizontal Stainless Steel Z-Vent Wall Hung Water Heater Vent Kit for horizontal installation of Eccotemp 45HI and EL22i Series indoor water heaters.Used to drain condensate from the vent system, high temperature drain tube kit sold separately.Low resistance rain cap is designed to terminate a vertical stack and prevent the ... Jan 19, 2023 · Mr Heater Big Maxx Natural Gas Unit Heater With Ng To Lp Conversion Kit 80,00... Sponsored. $757.99. $1,174.47. Free shipping. Arrives by Tue, Dec 27 Buy Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845 at Walmart.com FREE shipping by Christmas. Order by 12/21 at 2pm & get gifts in time. $35 min. Restrictions apply.Shop 2 horizontal vent kit at Northern Tool + Equipment. ... Mr. Heater Category 3 Horizontal Stainless Steel Vent Kit, Model# F10286 — 6in. Dia., for Models MHU250 ...Shop 2 horizontal vent kit at Northern Tool + Equipment. ... Mr. Heater Category 3 Horizontal Stainless Steel Vent Kit, Model# F10286 — 6in. Dia., for Models MHU250 ...Mr Heater 4In Stainless Steel Horizontal Vent Kit (6) ... (30) 30 product ratings - Mr. Heater Propane Vent-Free Radiant Wall Heater - 10,000 BTU, Model# MHVFR10LP. Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters, One Size, Metal 4.2 out of 5 stars 169 7 offers from $374.99 NOW. $307.93. Quantity Available: 2. Date Added: 6/12/2023. Location: RACINE. Stainless steel vent kit for Mr. Heater. To purchase this item contact the Plumbing department at the Menards ® RACINE store in person. Questions about this item can be answered by e-mail. Bargain items are NOT available for online purchase.Item # 444941 Model # F102860 Mr. Heater Big Maxx 4-in Horizontal Residential Adapter, B-Vent Pipe, Vent Pipe, Elbow, Wall Thimble, Roof Flashing, Storm Collar, Vent Cap Out of Stock Overview Specifications Reviews Q&A Get Pricing and Availability Use Current LocationMr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845 F102845 vent kit Used for horixontal venting on MHU45 heaters Used for horixontal venting on MHU75 heaters Maintains proper clearances through combustible construction May require additional parts to meet local codes The Mr. Heater 4 Horizontal VentAug 28, 2023 · SS HORIZONTAL VENT KIT Model # F102860. by MR. HEATER. Item # 445726. UPC: 00089301028609. $499.99. In-store price may vary from online price. Not all products available at all stores. Free Ship-to-Store. This Mr. Heater Big Maxx™ Natural Gas Garage/Workshop Unit Heater is quiet and vented for easily heating a 2- to 3-car garage. The low-profile design requires only 1in. clearance from the ceiling (two angle brackets are included). Big Maxx features power exhaust for vertical or horizontal venting.Minimum 8 Ft. clearance from floor to base of heater required with a mounting clearance of 1 In. Spark ignition features self-diagnostic control module. CSA certified. Power exhaust allows for Category 1 vertical or Category 3 horizontal venting (3" vertical and 4" horizontal vent kit sold separately). 1/2 In. gas connection. This simple kit includes a variety of venting options that will be enough for most users. This kit is intended for horizontal venting of a power vented unit heater that requires 4" venting. This can be used for Reznor UDX30-125 power vented unit heaters. This venting requires 3” clearance to combustibles. Always check your local codes before ...NOW. $307.93. Quantity Available: 2. Date Added: 6/12/2023. Location: RACINE. Stainless steel vent kit for Mr. Heater. To purchase this item contact the Plumbing department at the Menards ® RACINE store in person. Questions about this item can be answered by e-mail. Bargain items are NOT available for online purchase.This kit includes one 3in. to 4in. adapter, one 4in. x 6-19in. adjustable length pipe, one 4in. x 12in. vent pipe, one 4in. 45 degree elbow, one 4in. square wall thimble, one 4in. screened termination tee, four sheet metal screws, and a 2.8 fl oz of high temperature silicone. Stainless Steel, it meets new 2012 standards. INCLUDESUnvented LP-Gas Vent Free Room Heaters 4 Installation Instructions and Owner’s Manual Product Features Figure 1 SAFETY DEVICE This heater has a pilot with an Oxygen Depletion Sen-sor (ODS) safety shut off system. The ODS/pilot shuts off the heater if there is not enough fresh air. IGNITION SYSTEM – The heater is equipped with an electronic ... Minimum 8 Ft. clearance from floor to base of heater required with a mounting clearance of 1 In. Spark ignition features self-diagnostic control module. CSA certified. Power exhaust allows for Category 1 vertical or Category 3 horizontal venting (3" vertical and 4" horizontal vent kit sold separately). 1/2 In. gas connection. Mr. Heater Universal 4-in Vent Kit Item # 46677 Model # F202858 Get Pricing and Availability Use Current Location Universal ventilation kit for the Mr. Heater Big Maxx garage heater Adapter included for compatibility with 3" pipe This item is no longer sold on Lowes.com Mr. Heater Big Maxx Natural Gas Garage/Workshop Unit Heater — 50,000 BTU, LP Conversion Kit, Model# F260550. Item # 27457. $499.99. Reg $549.99 Save $50.00. Shipping: Free shipping - Available now. See Shipping Options. Store Pickup: Not Available. Shop 25 mr heater horizontal vent kit at Northern Tool + Equipment. ... DuraVent Vent Unit Heater Kit — 4in. Horizontal, Model# 810006013 Reg. $ 444. 99. Sale ...Mr. Heater Universal 4-in Vent Kit Item # 46677 Model # F202858 Get Pricing and Availability Use Current Location Universal ventilation kit for the Mr. Heater Big Maxx garage heater Adapter included for compatibility with 3" pipe This item is no longer sold on Lowes.com This Item: Mr. Heater Big Maxx Natural Gas Garage/Workshop Unit Heater — 50,000 BTU, LP Conversion Kit, Model# F260550 $499.99 Thermostat For Mr. Heater Garage Heaters $21.99 DuraVent Vent Unit Heater Kit — 4in. Mr. Heater. Vertical Vent Kit for Unit Heaters ... 40000 BTU High Intensity Radiant Workshop Heater. Add to Cart. Compare. New $ 366 06. Mr. Heater. Horizontal Vent ... Category I 4in Vertical Vent Kit. SKU. F102848. Category I 4in Vertical Vent Kit for use with 50,000-200,000 BTU Unit Heaters. find a distributor.I show you how I mounted this Mr. Heater MHU50 Big Maxx 50,000 BTU Gas Heater, and then vent it out the end wall. ... I show you how I mounted this Mr. Heater MHU50 Big Maxx 50,000 BTU Gas Heater ...The Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters is a complete venting kit that includes everything you need for horizontal venting. The kit includes an adapter, b-vent pipe, 2 vent pipes, 90 degree elbow, wall thimble, roof flashing, storm collar, and vent cap.Mr. Heater MHVFB20NGT Vent-Free 20,000 BTU Blue Flame Natural Gas Heater + Mr. Heater F299201 Vent-Free Blower Accessory Kit (2016 - present) 1. $27999. FREE delivery Jul 20 - 24. Only 4 left in stock - order soon. More Buying Choices.Aug 28, 2023 · SS HORIZONTAL VENT KIT Model # F102860. by MR. HEATER. Item # 445726. UPC: 00089301028609. $499.99. In-store price may vary from online price. Not all products available at all stores. Free Ship-to-Store. Find many great new & used options and get the best deals for Mr. Heater Mhu50 4" Stainless Steel Horizontal Vent Kit Unit Heaters Silver F102860 at the best online prices at eBay! Free shipping for many products! Includes- 1/3 in. to 4 in. adapter, 1/4 in. x 36 in. B-vent pipe, 2/4 in. x 24 in. vent pipe, 1/4 in. 90° elbow, wall thimble, roof flashing, storm collar, vent cap; For use with unit heaters; Stainless steel meets new 2012 standards; All parts for horizontal venting; Return Policy Arrives by Tue, Dec 27 Buy Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845 at Walmart.com FREE shipping by Christmas. Order by 12/21 at 2pm & get gifts in time. $35 min. Restrictions apply. Buy Mr. Heater 4 in. Category 1 Vertical Vent Kit at Tractor Supply Co. Great Customer Service.The Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters is a complete venting kit that includes everything you need for horizontal venting. The kit includes an adapter, b-vent pipe, 2 vent pipes, 90 degree elbow, wall thimble, roof flashing, storm collar, and vent cap.Find many great new & used options and get the best deals for Mr. Heater Mhu50 4" Stainless Steel Horizontal Vent Kit Unit Heaters Silver F102860 at the best online prices at eBay! Free shipping for many products!Mr. Heater MHVFB20NGT Vent-Free 20,000 BTU Blue Flame Natural Gas Heater + Mr. Heater F299201 Vent-Free Blower Accessory Kit (2016 - present) 1. $27999. FREE delivery Jul 20 - 24. Only 4 left in stock - order soon. More Buying Choices.Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters, One Size, Metal 4.2 out of 5 stars 169 7 offers from $374.99This Mr. Heater Big Maxx™ Natural Gas Garage/Workshop Unit Heater is quiet and vented for easily heating a 2- to 3-car garage. The low-profile design requires only 1in. clearance from the ceiling (two angle brackets are included). Big Maxx features power exhaust for vertical or horizontal venting.Mr. Heater Big Maxx Silver Wall-mounted Garage Heater Vent Kit. The category 1 vertical 4 in vent kit provides class 1 single wall B-vent ducting for Mr. Heater Big Maxx unit heaters, ranging from 50,000, 80,000, and 125,000 BTUs. Complies with US standard (UL441) and Canadian standard (S605). Designed for vertical installation only. The Z-Flex 4 Inch Horizontal Vent Kit in stainless steel contains the basic components required to vent a tankless water heater through an outside wall. A back-flow preventer is included for cold climates to help prevent freezing of the water heaters internal piping during cold weather. Includes: 4-in diam. Termination Hood, 4-in diam. x 90 Degree Elbow, 4-in diam. x 1-ft Straight Pipe, 4-in ... Shop 2 horizontal vent kit at Northern Tool + Equipment. ... Mr. Heater Category 3 Horizontal Stainless Steel Vent Kit, Model# F10286 — 6in. Dia., for Models MHU250 ...This simple kit includes a variety of venting options that will be enough for most users. This kit is intended for horizontal venting of a power vented unit heater that requires 4" venting. This can be used for Reznor UDX30-125 power vented unit heaters. This venting requires 3” clearance to combustibles. Always check your local codes before ...Category I 4in Vertical Vent Kit. SKU. F102848. Category I 4in Vertical Vent Kit for use with 50,000-200,000 BTU Unit Heaters. find a distributor.I show you how I mounted this Mr. Heater MHU50 Big Maxx 50,000 BTU Gas Heater, and then vent it out the end wall. ... I show you how I mounted this Mr. Heater MHU50 Big Maxx 50,000 BTU Gas Heater ...F299201 - Vent Free Blower Fan Kit ... COPYRIGHT MR. HEATER 2020. Enerco Group Inc / Mr. Heater 4560 West 160th St. Cleveland, OH 44135. PHONE: 1 (800) 251-0001. Shop 25 mr heater horizontal vent kit at Northern Tool + Equipment. ... DuraVent Vent Unit Heater Kit — 4in. Horizontal, Model# 810006013 Reg. $ 444. 99. Sale ... Mr. Heater F299201 Vent-Free Blower Accessory Kit (2016-present), Multi. $382.06. Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters. $149.99. Mr. Heater Vent Free Blower Fan Kit with 12Ft Regulator Accessory Kit Bundle. Add. $83.87. Mr. Heater 12 ft. Remote Propane Installation Kit for Vent Free Units. Mr. Heater F102860 Overview. 4in Stainless Steel Horizontal Vent Kits are designed to fit the MHU45, HSU45, MHU50, HSU50, MHU75, HSU75, MHU80 and HSU80 model unit heaters. Designed for horizontal installation only. Mr. Heater Big Maxx 50,000 BTU Natural Gas Unit Heater with Propane Conversion Kit. 0.0. (0) $928.99. Mr. Heater Big Maxx 80,000 BTU Natural Gas Unit Heater with Propane Conversion Kit. 4.0. (2) $927.99. Mr. Heater Big Maxx Unit Heater Fuel Conversion Kit, LP to NG. This Mr. Heater Big Maxx™ Natural Gas Garage/Workshop Unit Heater is quiet and vented for easily heating a 2- to 3-car garage. The low-profile design requires only 1in. clearance from the ceiling (two angle brackets are included). Big Maxx features power exhaust for vertical or horizontal venting.Category 1 vertical 4 in vent kit for use with Mr. Heater Big Maxx or Heatstar by Enerco brand unit heaters ranging from 50,000, 80,000, and 125,000 BTUs. Includes: 4 in x 36 in B-vent pipe, two 4 in x 24 in vent pipe, 4 in 90-degree elbow, roof flashing, storm collar, vent cap, and gas vent fire stop spacerPlease call our Service Department at 1-800-251-0001, where our technicians will gladly assist you. To order Service Parts in Canada, you may use the schematic tool to find the correct item numbers but must go to Lion Cove Parts to place your order.Electric & Space Heaters Natural Gas & Propane. MR. HEATER Big Maxx Natural Gas Garage & Workshop Heater - with Propane Conversion Kit, 50,000 BTU. 7 Reviews. Item: #5530-808. Model: #F2-60550. Final Price $ 489 49. each. You Save $60.50 with Mail-In Rebate. Ceiling-mounted forced air unit heater turns garages, barns, and workshops into heated workspaces. 80,000 BTUs heat up to 2,667 sq ft, or approximately a 3 or 4-car garage. Ships as natural gas; includes natural gas to propane conversion kit. View More Information.Category I 4in Vertical Vent Kit. SKU. F102848. Category I 4in Vertical Vent Kit for use with 50,000-200,000 BTU Unit Heaters. find a distributor. FFXWTSF Portable AC Window Vent Kit 5.9” Coupler Adjustable Vertical Horizontal. $29.97. Free shipping. DuraVent Vent Unit Heater Kit — 4in. Horizontal, Model# 810006013 (Q-26)This kit includes one 3in. to 4in. adapter, one 4in. x 6-19in. adjustable length pipe, one 4in. x 12in. vent pipe, one 4in. 45 degree elbow, one 4in. square wall thimble, one 4in. screened termination tee, four sheet metal screws, and a 2.8 fl oz of high temperature silicone. Stainless Steel, it meets new 2012 standards. INCLUDES Aug 28, 2023 · SS HORIZONTAL VENT KIT Model # F102860. by MR. HEATER. Item # 445726. UPC: 00089301028609. $499.99. In-store price may vary from online price. Not all products available at all stores. Free Ship-to-Store. This Mr. Heater Big Maxx™ Natural Gas Garage/Workshop Unit Heater is quiet and vented for easily heating a 2- to 3-car garage. The low-profile design requires only 1in. clearance from the ceiling (two angle brackets are included). Big Maxx features power exhaust for vertical or horizontal venting.Mr Heater 4In Stainless Steel Horizontal Vent Kit (6) ... (30) 30 product ratings - Mr. Heater Propane Vent-Free Radiant Wall Heater - 10,000 BTU, Model# MHVFR10LP. Shop 25 mr heater horizontal vent kit at Northern Tool + Equipment. ... DuraVent Vent Unit Heater Kit — 4in. Horizontal, Model# 810006013 Reg. $ 444. 99. Sale ... Final Price $ 489 49. each. You Save $60.50 with Mail-In Rebate. Ceiling-mounted forced air unit heater turns garages, barns, and workshops into heated workspaces. 80,000 BTUs heat up to 2,667 sq ft, or approximately a 3 or 4-car garage. Ships as natural gas; includes natural gas to propane conversion kit. View More Information. Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845 F102845 vent kit Used for horixontal venting on MHU45 heaters Used for horixontal venting on MHU75 heaters Maintains proper clearances through combustible construction May require additional parts to meet local codes The Mr. Heater 4 Horizontal Vent Heatfab is the leading manufacturer of high quality venting systems for special gas vent applications, specified by OEM's for over 20 years. Time-tested installations thoughout North America and globally. Our Saf-T Vent® line of products are perfect for your commercial and industrial needs. ANSI Category I, II, III, and IV appliances: boilers, water heaters and furnaces.This heater offers the operating versatility and safety that you have come to expect from Mr. Heater®. 125,000 BTU per hour. For use with natural gas. Heats up to 4,167 sq. ft. Spark ignition features self-diagnostic control module. Includes 2 angle brackets for ceiling mount. Low Profile Design - Can be installed in low-ceiling buildings.Sep 4, 2023 · Heatfab is the leading manufacturer of high quality venting systems for special gas vent applications, specified by OEM's for over 20 years. Time-tested installations thoughout North America and globally. Our Saf-T Vent® line of products are perfect for your commercial and industrial needs. ANSI Category I, II, III, and IV appliances: boilers, water heaters and furnaces. Mr. Heater Big Maxx 50,000 BTU Natural Gas Unit Heater with Propane Conversion Kit. 0.0. (0) $928.99. Mr. Heater Big Maxx 80,000 BTU Natural Gas Unit Heater with Propane Conversion Kit. 4.0. (2) $927.99. Mr. Heater Big Maxx Unit Heater Fuel Conversion Kit, LP to NG. Sep 4, 2023 · Heatfab is the leading manufacturer of high quality venting systems for special gas vent applications, specified by OEM's for over 20 years. Time-tested installations thoughout North America and globally. Our Saf-T Vent® line of products are perfect for your commercial and industrial needs. ANSI Category I, II, III, and IV appliances: boilers, water heaters and furnaces. Category III 6in Horizontal Vent Kit. SKU. F102861. Category III 6in Horizontal Vent Kit for use with 50,000-200,000 BTU Unit Heaters.Jul 13, 2013 · You looking to find the "Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845" Good news! You can purchase Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845 with secure price and compare to view update price on this product. F299201 - Vent Free Blower Fan Kit ... COPYRIGHT MR. HEATER 2020. Enerco Group Inc / Mr. Heater 4560 West 160th St. Cleveland, OH 44135. PHONE: 1 (800) 251-0001. Jun 14, 2023 · NOW. $88.99. Quantity Available: 1. Date Added: 6/14/2023. Location: RACINE. 4" Vertical Exhaust Kit. To purchase this item contact the Plumbing department at the Menards ® RACINE store in person. Questions about this item can be answered by e-mail. Bargain items are NOT available for online purchase. Buy Mr. Heater 4 in. Category 1 Vertical Vent Kit at Tractor Supply Co. Great Customer Service.This kit includes one 3in. to 4in. adapter, one 4in. x 6-19in. adjustable length pipe, one 4in. x 12in. vent pipe, one 4in. 45 degree elbow, one 4in. square wall thimble, one 4in. screened termination tee, four sheet metal screws, and a 2.8 fl oz of high temperature silicone. Stainless Steel, it meets new 2012 standards. INCLUDESThe Mr. Heater Big Maxx 50,000 BTU unit heater will turn your garage or barn into a work space you can use all year-round. Uses a built-in high velocity electric fan to pull cool air in and across the heat exchanger, then forces warm, comfortable air out. Its low profile design requires only a 10 ft minimum ceiling height and 1 in mounting ...
Category I 4in Vertical Vent Kit. SKU. F102848. Category I 4in Vertical Vent Kit for use with 50,000-200,000 BTU Unit Heaters. find a distributor.. Houses for rent dollar400 to dollar500 a month
Mr Heater Big Maxx Natural Gas Unit Heater With Ng To Lp Conversion Kit 80,00... Sponsored. $757.99. $1,174.47. Free shipping.Sep 4, 2023 · Horizontal Unit Heater Vent Material List. Model Number: 6955535 Menards ® SKU: 6955535. Everyday Low Price. $275.94. 11% Mail-In Rebate Good Through 8/27/23. $30.35. Final Price $ 245 59. each. Jun 14, 2023 · NOW. $88.99. Quantity Available: 1. Date Added: 6/14/2023. Location: RACINE. 4" Vertical Exhaust Kit. To purchase this item contact the Plumbing department at the Menards ® RACINE store in person. Questions about this item can be answered by e-mail. Bargain items are NOT available for online purchase. Mr. Heater offers innovative technology and incomparable quality. The Mr. Heater 4 Inch Horizontal Vent Kit is made to be used with the Heatstar by Enerco or Mr. Heater Big Maxx Indirect Fired Unit Heater for horizontal venting.This kit is designed to fit the MHU75, HSU75, MHU80 and HSU80 model unit heaters. It is designed for vertical installation only. Other select parts may be required for ... Aug 28, 2023 · SS HORIZONTAL VENT KIT Model # F102860. by MR. HEATER. Item # 445726. UPC: 00089301028609. $499.99. In-store price may vary from online price. Not all products available at all stores. Free Ship-to-Store. Jan 19, 2023 · Mr Heater Big Maxx Natural Gas Unit Heater With Ng To Lp Conversion Kit 80,00... Sponsored. $757.99. $1,174.47. Free shipping. Product Info for Mr. Heater Horizontal 4inch Vent Kit. The Horizontal 4" Vent Kit is for Mr. Heater Big Maxx MHU50, MHU80 & MHU125 models. Complies with Canadian Standard (S636) & US Standard (UL1738). For horizontal installation only. Includes: 4" x 6"-19" adjustable pipe, 4" x 12" vent pipe, 4" 45 elbow, 4" wall thimble, 4" termination tee, 4 ...Aug 28, 2023 · SS HORIZONTAL VENT KIT Model # F102860. by MR. HEATER. Item # 445726. UPC: 00089301028609. $499.99. In-store price may vary from online price. Not all products available at all stores. Free Ship-to-Store. buy a garage heater, there are several features to look out for.. Mr. Heater 4 inch Stainless Steel Horizontal Vent Kit for Big Maxx MHU50 and MHU80 Unit Heaters From the Manufacturer. These stainless steel parts are designed to fit the MHU50 or MHU80 Big Maxx Garage Heaters. Reviewed in the United States on February 5, 2018.Category I 4in Vertical Vent Kit. SKU. F102848. Category I 4in Vertical Vent Kit for use with 50,000-200,000 BTU Unit Heaters. find a distributor. Category 1 horizontal 4 in vent kit for use with Mr. Heater Big Maxx or Heatstar by Enerco brand unit heaters ranging from 50,000, 80,000, and 125,000 BTUs. Stainless steel 4 in sealed ducting meets new category 3 certifications, Includes: 4 in x 6-19 in adjustable pipe, 4 in x 12 in vent pipe, 4 in 45-degree elbow, 4 in wall thimble, 4 in ... Jul 13, 2013 · You looking to find the "Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845" Good news! You can purchase Mr. Heater 4 Inch Horizontal Vent Kit for Big Maxx MHU45LP, MHU45NG, MHU75LP and MHU75NG Unit Heaters #F102845 with secure price and compare to view update price on this product. HEATER. #5530-039. 3" - 4" Vertical Vent Kit (2) MR. HEATER. #5530-810. 1 Page 1 of 1. When you have to or want to work in an outbuilding in the depths of winter, you won’t last long without a heating source. Enerco’s Mr. Heater brand has been developing innovative heaters since 1984, becoming one of North America’s most popular brands. This simple kit includes a variety of venting options that will be enough for most users. This kit is intended for horizontal venting of a power vented unit heater that requires 4" venting. This can be used for Reznor UDX30-125 power vented unit heaters. This venting requires 3” clearance to combustibles. Always check your local codes before ...Includes- 1/3 in. to 4 in. adapter, 1/4 in. x 36 in. B-vent pipe, 2/4 in. x 24 in. vent pipe, 1/4 in. 90° elbow, wall thimble, roof flashing, storm collar, vent cap; For use with unit heaters; Stainless steel meets new 2012 standards; All parts for horizontal venting; Return Policy .