A comprehensive expert guide to NYC brownstone HVAC systems including heat pumps, boilers, hybrid heating, radiant floors, zoning, venting requirements, sound control, ERVs, Local Law 97 strategies, and luxury renovation best practices

A complete expert guide to converting NYC multi-family brownstones into single-family homes. Learn zoning rules, structural requirements, venting, MEP, timelines, costs, LPC rules, and the full DOB process

A comprehensive guide for NYC brownstone buyers. Learn how to evaluate structure, systems, LPC rules, zoning, environmental risks, and renovation costs before purchasing a townhouse.

A high-level guide to structural steel in NYC brownstones. Learn how beams, joists, load paths, engineering, and reframing shape open floor plans and luxury townhouse renovations.

A complete guide to brownstone demolition in NYC. Learn about required testing, hidden conditions, costs, LPC rules, DOB compliance, and the essential steps before opening walls in a historic townhouse.

Understand the difference between ALT-1 and ALT-2 permits in NYC townhouses. Learn when each applies, how timelines differ, the real costs, and how DOB approvals impact brownstone renovations.

A deep technical guide to venting in NYC brownstones. Learn about kitchen, bathroom, dryer, and boiler venting, LPC limitations, soffit prevention, and mechanical planning best practices.