To install a gas tank under a cabinet, first turn off the gas supply and verify it is safe to work. Measure the cabinet’s interior dimensions and mark the tank’s placement. Cut the cabinet’s back panel to accommodate the tank using a jigsaw or circular saw. Secure the tank with metal brackets, ensuring it is level and centered. Seal gaps between the tank and cabinet with foam insulation or caulk to prevent leaks. Reattach the cabinet and test the gas lines by slowly restoring the supply and checking for pressure. Always follow local building codes and hire a licensed professional if unsure.

The importance of proper gas tank installation under cabinets stems from safety and compliance. According to the National Fire Protection Association (NFPA), gas leaks account for approximately 10% of home fires, often caused by improper installations or damaged lines. Secure installation reduces risks of explosions or fires by ensuring the tank is stable, leak-proof, and accessible for maintenance. The NFPA also mandates that gas appliances must be installed by certified technicians to meet code requirements. For example, a 2021 study by the U.S. Consumer Product Safety Commission found that 75% of gas-related accidents involved DIY installations lacking professional oversight. Additionally, using foam insulation (R-value ≥3) and caulk creates a barrier against moisture and air leaks, which can degrade gas lines over time. Compliance with codes ensures insurance validity and avoids penalties. Thus, meticulous planning, adherence to safety protocols, and professional verification are critical to minimizing risks and ensuring longevity.