Mechanical Mentor

Stoves, venting, and home systems explained

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All 54 articles from Mechanical Mentor, newest first.

2026

Gas Fireplace Operation And Safety Skytech Fireplace Remote Not Working? Troubleshooting Steps If your Skytech fireplace remote is not working and no gas odor is present, replace the batteries in both the handheld transmitter and receiver, record the… Chimney Components And Installation Firebrick Fireplace: Choosing Brick, Size & Mortar Identify the fireplace assembly first; then measure the existing brick, verify the required refractory standard and lining thickness, and use compatible mortar. Chimney Components And Installation Planning an Outdoor Brick Fireplace Compare site-built masonry with modular systems, verify codes and materials, and budget the foundation, freight, permits, labor and finishes. Chimney Components And Installation Chimney Insert: How to Check Fireplace Compatibility Use the worksheet to measure the opening, hearth and clearances, then verify chimney condition, model-specific venting and local approval. Wood Stove Heating And Firewood How to Choose Firebrick for a Wood-Burning Stove Use the stove label, current manual, and parts diagram to match the approved part number, material, dimensions, shape, quantity, and firebox position. Chimney Components And Installation Fixing Fireplace Mortar: Repointing Steps Covers when a small joint is DIY-safe, how to verify location-approved mortar, prepare and fill the joint, and complete product-specific curing. Chimney Components And Installation Stacked Stone Veneer Fireplace: Plan & Install Verify fireplace clearances and compatibility, estimate stone, prepare the approved substrate, dry-lay panels, and support stone above the opening. Chimney Components And Installation Refractory Mortar: How to Choose the Right Product Match the assembly, substrate, exposure and repair type using manufacturer technical data, safety information and application instructions. Chimney Components And Installation Clay Chimney Flue Liner: How to Choose a Size Compare nominal, inside and outside dimensions with verified effective flue area, appliance requirements, chimney geometry and locally adopted code. Chimney Components And Installation Abandoned Masonry Chimney: Seal, Repair, or Remove? Use a five-option comparison based on verified use, masonry condition, water exposure, structure, energy goals, space needs and reversibility. Chimney Components And Installation Brick Hearth Planning: Design, Materials & Safety Before choosing color or pattern, identify the exact appliance, verify its requirements, assess structural support and confirm each product’s intended use. Stove And Flue Venting Installing a Wood-Burning Fireplace Insert Safely Use decision gates to verify fireplace compatibility, chimney condition, liner design, permits, commissioning, and inspection before use. Water Heater Troubleshooting And Temperature Tankless Water Heater Troubleshooting Steps Check hazards first, isolate one outlet versus the whole home, record codes, test external causes, and learn which warning signs mean stop. Chimney Components And Installation Chimney Liner Kit: How to Choose the Right System Match appliance and fuel requirements to diameter, material, insulation and finished dimensions, then compare kit contents and total project cost. Chimney Cleaning And Maintenance Cracked Chimney: Causes, Warning Signs and Repairs Crack location, leaning, loose masonry, water and venting symptoms help determine urgency—and whether patching, repointing or rebuilding fits. Chimney Components And Installation How to Close a Chimney Flue: Safe Steps Wait until flames, embers, and hot coals are gone, identify the damper control, move it without force, then verify the plate is closed. HVAC System Identification And Basics Do I Need a Condensing Furnace Before the 2028 Ban? The 2028 furnace phase-out is back in court. Learn when an 80% replacement remains viable and how to compare it with a 95% condensing quote. HVAC System Identification And Basics Heat Pump vs Gas Furnace Without a Tax Credit Compare heat-pump and gas-furnace costs after the federal credit, including installation scope, local utility rates, cold-weather output, and backup heat. Chimney Components And Installation How to Update a Brick Fireplace by Surface Type Preserve and clean sound brick, or choose a recoloring finish that matches the substrate and location, then test it before committing. Water Heater Troubleshooting And Temperature Is My Vornado Heater Recalled? Check the TYPE Label Use the bottom rating label to identify an SRTH, understand the June 2026 fire recall, and follow Vornado’s direct refund process without guessing. Stove And Flue Venting How to Install a Woodburner Stove: A Safety-First Guide Installing a woodburner is not simply a matter of placing an appliance on a stone slab and attaching a pipe. The stove, hearth, connector, chimney, combustion-… Chimney Components And Installation Masonry Chimney: Parts, Safety, Maintenance & Repairs A masonry chimney is easy to mistake for a simple stack of brick. In reality, it is three systems occupying the same space: Wood Stove Heating And Firewood Fire Brick: Types, Sizes, Uses, Costs & Buying Guide Fire brick should be selected by the work it performs—not simply by the highest temperature printed on a listing. A stove lining, fireplace firebox, pizza-oven… Water Heater Troubleshooting And Temperature Can You Buy a Gas Water Heater in the Bay Area in 2027? The Bay Area may delay its small water-heater zero-NOx rule to 2028. Check what could apply in 2027, including emergency and panel exemptions. Gas Leak And Carbon Monoxide Safety Is Your Plug-In CO Detector on the CPSC Warning List? Check model KH158 against 18 displayed brands, identify the affected plug-in CO detector, and verify UL 2034 or ETL replacement markings. Wood Stove Heating And Firewood Should You Prebuy Heating Oil for Winter 2026? Compare prebuy, cap, market, and budget heating-oil plans for winter 2026–2027 using local quotes, breakevens, fees, forecasts, and contract risks. Chimney Cleaning And Maintenance Brushes for Chimney Cleaning: Size, Material & Rod Guide The best brushes for chimney cleaning are not defined by brand, price, or maximum stiffness. The right choice is a compatible brush-and-rod system selected for… Chimney Components And Installation Masonry Fireplace: Types, Costs, Planning & Maintenance A masonry fireplace can become an integral part of a home’s architecture, but the term is often used loosely. A hand-built brick firebox, a precast concrete… Wood Stove Heating And Firewood How Much Is 1 4 Cord of Firewood? Size, Price & Dimensions If you are asking how much is 1/4 cord of firewood, there are two answers: Water Heater Troubleshooting And Temperature How to Replace a Thermocouple Safely: Step-by-Step Guide A pilot that lights but goes out when you release the control is often blamed on the thermocouple. That is a reasonable possibility, not a complete diagnosis.… Water Heater Troubleshooting And Temperature When a Gas Water Heater Works Without Electricity A naturally vented, standing-pilot tank with mechanical controls can generally keep heating. Warm tap water alone may be the tank's stored reserve. Wood Stove Heating And Firewood A Rick of Wood Is a Stack With Variable Depth A customary stack is 4 feet high and 8 feet long. Volume ranges from 32 cubic feet at 12 inches deep to 64 cubic feet at 24 inches. HVAC System Identification And Basics York Serial Number Pattern Determines How to Decode Age Common York formats use different character positions, so applying the wrong rule can produce a plausible but incorrect result. Gas Leak And Carbon Monoxide Safety Sealed vs Open Burners: Cleanup and Performance Sealed burners generally keep routine messes on the cooktop. Some open models let round-bottom woks sit closer to the flame, but performance varies by model. Wood Stove Heating And Firewood How Much Is 1/2 Cord of Firewood? Size and Cost Drivers The 64-cubic-foot figure describes the space occupied by compactly stacked firewood, including the normal gaps between irregular pieces. HVAC System Identification And Basics Gas Heat Without Electricity: Heater Design Decides A modern ducted furnace generally stops in an outage, but some fireplaces can use batteries to run their burners. The exact model decides which case applies. Water Heater Troubleshooting And Temperature 3 Meanings of a Typical Hot Water Heater Temperature A factory preset is not a universal standard, and a thermostat label does not prove that water reaches every faucet at precisely that temperature. Stove And Flue Venting A Stainless Flue Liner Must Match the Whole System Material, size, construction, insulation, fittings, support and termination must match the particular appliance, masonry chimney and jurisdiction. Gas Fireplace Venting Gas Fireplace Chimney Needs Vary by Vent Type Vent-free appliances may be prohibited, restricted, or subject to room and installation conditions depending on the jurisdiction and appliance category. Gas Fireplace Operation And Safety How to Operate a Gas Fireplace by Control Type Match operation to the model: waiting periods, pilot-hold times, approved ignition methods, power-outage behavior and shutdown procedures all vary. Gas Leak And Carbon Monoxide Safety Soapy Water Gas Leak Test: Only for Routine Checks No bubbles means only that no leak was detected on surfaces fully coated, directly visible and observed under the test conditions. Chimney Components And Installation How to Install a Chimney Cap by Mounting Type A no-drill design still needs correct fit and positive attachment. Match the flue dimensions and approved mounting surface, then verify an open exhaust path. Wood Stove Heating And Firewood Wood Stove Heat Exchangers Vary by Heating Setup One user reported heavy creosote above a reclaimer after five months and enough blockage to interfere with startup. Compare risks across exchanger types. Gas Leak And Carbon Monoxide Safety CO Detector vs. Smoke Detector: What Each Senses A smoke-only alarm cannot detect carbon monoxide. Shape, location, display and test sound do not establish CO capability. The hazard label does. Chimney Components And Installation What Are the Parts of a Chimney? Masonry, factory-built and Class A systems do not contain the same parts. In masonry, the flue is the passage and the liner its interior covering. Gas Fireplace Venting Gas Fireplace Venting Depends on Its Design Most exhaust outdoors; only listed vent-free models do not. A vented unit with a missing or disconnected flue is not vent-free. Gas Fireplace Operation And Safety How to Ignite a Gas Fireplace: Identify Its Controls Stop if you smell gas. Otherwise, locate the appliance instructions and follow the procedure for that exact model. Chimney Cleaning And Maintenance Cost to Clean a Chimney: Flue Count, Buildup and Access $150–$400 is a practical starting budget for a routine sweep. Inspection scope, pricing unit and add-ons show whether two quotes cover the same work. Gas Leak And Carbon Monoxide Safety Propane Leak Signs vs. Exposure Symptoms Headache, dizziness and nausea can occur, but they also overlap with carbon monoxide. Odor, hissing and frost are separate warning signs. Leave first. HVAC System Identification And Basics What Should You Eat With Braces the First Week? For fixed braces, choose oatmeal, eggs, yogurt or smooth soup. Soreness often peaks around days 2-3; add soft pasta, soft rice or flaky fish as comfort returns. HVAC System Identification And Basics What Are the Basic Concepts of Thermodynamics? Equilibrium analysis links the system boundary, state and process to heat, work and mass. It balances energy and tests direction, not how quickly change occurs. Chimney Cleaning And Maintenance Fireplace Soot Is Not Always a Cleaning Job Sticky or glazed residue, deposits outside the firebox, rapid recurrence and gas-appliance buildup call for assessment or material-specific service. Stove And Flue Venting Pellet Stove Pipe Needs the Right Type, Size and Route Most manuals allow a straight-out horizontal run, but it can backpuff smoke during a mid-burn power outage. A vertical section is cheap insurance. Water Heater Troubleshooting And Temperature Why Is My Water Not Getting Hot? Causes by Symptom One cold or lukewarm faucet calls for fixture or local plumbing evaluation. If every tap is affected, use the symptom and heater type to choose safe checks.