Giannone Plumbing Heating & Cooling

Giannone Plumbing demonstrates strong professionalism and technical expertise across most reviews, with consistent praise for punctuality, politeness, and skilled workmanship. Pricing is generally perceived as fair and reasonable. However, a detailed 1-star review from 2017 describing a major HVAC installation failure with multiple critical errors (disconnected ducts, incorrect refrigerant charge,... Read more

Giannone Plumbing demonstrates strong professionalism and technical expertise across most reviews, with consistent praise for punctuality, politeness, and skilled workmanship. Pricing is generally perceived as fair and reasonable. However, a detailed 1-star review from 2017 describing a major HVAC installation failure with multiple critical errors (disconnected ducts, incorrect refrigerant charge, undersized returns, improper condensation line installation) significantly impacts project completion confidence. While 9 of 11 reviews are highly positive, the severity and specificity of the negative review—involving an $8,500+ system installation with documented professional failures and poor follow-up—cannot be ignored and suggests inconsistent quality control. Read less