Manual LLH deals with the unique HVAC design issues associated with homes that exhibit low cooling and /or heating loads (per Manual J® load calculations) and ...

Manual SPS HVAC Design for Swimming Pools and Spas provides contractors with the information needed to confidently include indoor pools, spas and fountains in their design capabilities. Manual SPS ...

Manhours, labor and material costs for all common plumbing and HVAC work in residential, commercial, and industrial buildings. You can quickly work up a reliable estimate based on the pipe ...