Home
Air quality, comfort, storage, and everyday household upgrades.
Deciding what to buy
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Tankless Water Heater Sizing: GPM and Temperature Rise Explained
Why nameplate GPM roughly halves at a 70°F rise, how to find the rise your house needs, and which tankless heaters publish the flow table to size against.
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Sump Pump Horsepower and GPM: What Your Basement Actually Needs
Sump pump sizing by flow at 10 ft of head, shutoff head, basin diameter and backup pump output, with six pumps compared on published figures only.
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Portable AC: Single-Hose vs Dual-Hose BTU and Venting, Compared
Single-hose vs dual-hose portable AC for an apartment: SACC vs ASHRAE BTU, window kit ranges, noise, drainage and amp draw compared across six units.
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Chest Freezer or Upright: Cubic Feet and Defrost Type Compared
Six chest and upright freezers compared on rated cubic feet, defrost type, published ambient range, footprint and outage hold time for garage storage.
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Fireproof Home Safes: UL Fire Rating and Capacity, Explained
Which UL fire rating and interior cubic feet a home document safe needs for passports, deeds and a backup drive, compared across eight published spec sheets.
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Dehumidifier Sizing: Matching Pint Capacity to Your Basement
Which pint rating and coverage figure actually match your basement or crawlspace, and why the drain path decides as much as capacity does.
