I will do a manual j and s block load calculation

5.0
5.0

United States

I speak English

1,400 orders completed

Residential HVAC Designer

I’m a Master HVACR license holder with over 20 years of experience in the US HVAC industry and 15 years as an HVAC system designer with thousands of projects under my belt. While many engineers know h...

Level 2

Has met high performance criteria and has a proven track record for meeting client expectations.

Highly Responsive

Known for exceptionally quick replies

What people loved about this freelancer

About this Gig

I provide ACCA-compliant residential Manual J load calculations and Manual S equipment selection reports for permit approval, accepted in all 50 U.S. states. All calculations are completed using ACCA-approved Wrightsoft software to ensure accurate, energy-efficient, and code-compliant HVAC system design.


What's Included

Manual J - Heating & Cooling Load Calculations

Manual S - Equipment Selection

Permit-ready PDF reports accepted in all 50 U.S. States

Ongoing project support, even after delivery


Why Choose Me

13,000+ completed HVAC design projects

15+ years HVAC system design experience

20+ years as a Master HVAC (NJ)

Fast, accurate, code-compliant designs for permits

Trusted by homeowners, HVAC contractors, builders, and architects nationwide


Additional Services

Manual JDS (Duct design), Radiant design, ERV/HRV, Rescheck, Florida 405, and Material takeoff.


Extras

24-Hour Express Delivery Available

Additional Systems: $15 each

Mini-Split Heads: $15 each


For homes over 3,500 sq. ft., please contact me for a custom quote.


This gig does not include Manual D. For Manual JDS, check my other gig: https://www.fiverr.com/s/5rW5ykk

Project scale:

House

Building type:

Residential

Delivery style preference

Please inform the freelancer of any preferences or concerns regarding the use of AI tools in the completion and/or delivery of your order.

Reviews

155 reviews for this Gig
5.0

(155)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • C
    image-docs

    chris_yanniello

    Repeat Client

    US

    United States

    5

    I am a repeat customer of Bobby, he does an outstanding job and will continue tu use him in the future for all of my manual J/D/S needs! Great industry knowledge, knows exactly what is needed to keep a job on time and on budget. Highly recommend!

    $800-$1,000

    Price

    7 days

    Duration

    Helpful?
    Yes
    No
  • M

    mikekornely

    Repeat Client

    US

    United States

    5

    I’ve had Bobby do a few load calculations for heating and cooling a garage project. He’s been incredibly helpful, knowledgeable and patient with my many questions. He also continues to offer support after order delivery. This was money well spent for me.

    $100-$200

    Price

    3 days

    Duration

    Worksample image
    Helpful?
    Yes
    No
  • J

    jkiesiner

    Repeat Client

    US

    United States

    5

    Like usual the best. The only person I would ever have you my manuals if anybody’s looking on this app, this is the guy you want to use I’ve used him for a few years now. He does all of my manuals for all of my jobs.

    $50-$100

    Price

    6 days

    Duration

    Worksample image
    Helpful?
    Yes
    No
  • P

    pbquinn16

    US

    United States

    5

    Bobby really got us out of a jamb with the city inspector who was requesting the reports. 10 out of 10 would recommend. He was thorough, fast, and communicated very well.

    $100-$200

    Price

    4 days

    Duration

    Helpful?
    Yes
    No
  • J

    johnbeasley842

    US

    United States

    5

    I was in a bind with a permit timeline and Bobby got the Manual j & s done quick and well.

    $600-$800

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
Reviews

155 reviews for this Gig
5.0

(155)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • C
    image-docs

    chris_yanniello

    Repeat Client

    US

    United States

    5

    I am a repeat customer of Bobby, he does an outstanding job and will continue tu use him in the future for all of my manual J/D/S needs! Great industry knowledge, knows exactly what is needed to keep a job on time and on budget. Highly recommend!

    $800-$1,000

    Price

    7 days

    Duration

    Helpful?
    Yes
    No
  • M

    mikekornely

    Repeat Client

    US

    United States

    5

    I’ve had Bobby do a few load calculations for heating and cooling a garage project. He’s been incredibly helpful, knowledgeable and patient with my many questions. He also continues to offer support after order delivery. This was money well spent for me.

    $100-$200

    Price

    3 days

    Duration

    Worksample image
    Helpful?
    Yes
    No
  • J

    jkiesiner

    Repeat Client

    US

    United States

    5

    Like usual the best. The only person I would ever have you my manuals if anybody’s looking on this app, this is the guy you want to use I’ve used him for a few years now. He does all of my manuals for all of my jobs.

    $50-$100

    Price

    6 days

    Duration

    Worksample image
    Helpful?
    Yes
    No
  • P

    pbquinn16

    US

    United States

    5

    Bobby really got us out of a jamb with the city inspector who was requesting the reports. 10 out of 10 would recommend. He was thorough, fast, and communicated very well.

    $100-$200

    Price

    4 days

    Duration

    Helpful?
    Yes
    No
  • J

    johnbeasley842

    US

    United States

    5

    I was in a bind with a permit timeline and Bobby got the Manual j & s done quick and well.

    $600-$800

    Price

    1 day

    Duration

    Helpful?
    Yes
    No