What Size Ladder To Get On Roof In 2023

As a homeowner, before buying a ladder, anyone asking a question in a different forum, in a blog comment, what size ladder to get on roof? So here we are trying to figure out for it.

For Painting, cleaning, or Get on Roof, Ladders are available in various sizes and shapes, as well as some incredible features that make your job easy and safe.

As a result, it is common to ask what length ladder you should bring to get on the roof. This is very Well. For a single-story building, a 15 to the 18-story ladder will be the best option. A 20 to 22 feet ladder is also recommended for a two-story house.

A sturdy and durable ladder will also provide you with easy access to roof slopes. However, suppose you need to finish a roofing job quickly and efficiently.

In that case, the various types of ladders available today and reinforcing accessories such as non-slip rungs, gutter guards, and non-Slip hooks make a difference.

Choosing a Right Ladder

Right choice of ladder is important. Ladders of various styles, sizes, grades, and materials are requested for various people, projects, and tasks. The four most crucial elements to know when selecting the correct ladder for the job are style, size, duty rating, and material.

Right Style Of A Ladder

When you request a reach of two to eight feet when working indoors, a step stool, stepladder, platform, or multi-purpose ladder is usually recommended.

Outside, a taller stepladder, multi-purpose or extension ladder is frequently more appropriate for jobs with a reach of thirteen feet or more. Ladders arrive in various styles to keep the user healthy and productive while climbing.

Right Size Of A Ladder For Roof

The ladder style is as crucial as selecting the correct size or length. Getting a ladder that is either too short or too long is one of the most common and potentially dangerous ladder selection mistakes.

Take A Look At The Table Against What Size Ladder To Get On Roof?

To gutter or support point, use the height difference.Include a 3-foot extension above roof line- buy below size ladder
9-foot max16-foot
9 to 13 feet20-foot
13 to 17 feet24-foot
17 to 21 feet28-foot
21 to 25 feet32-foot
25 to 28 feet36-foot
28 to 31 feet40-foot

Choose the Right Stepladder

You Want to Reach-MaxPurchase right size ladder
7 feet3 foot
8 feet4-foot
9 feet5-foot
10 feet6 foot
11 feet7 foot
12 feet8 foot
14 feet10 foot
16 feet12 foot
18 feet14 foot
20 feet16 foot

Type of Ladder

We suggest that fiberglass should be your choice if you only have one ladder. Other ladder materials possess unique characteristics that are best tailored for various applications, and one type of material may be better tailored to your work environment or work application.

# Fiberglass Ladder — Electrically non-conductive, great value, strong leading choice of professionals.

# Aluminum Ladder — Strong, lightweight, corrosion-resistant.

# Wood Ladder — Economical, electrically non-conductive when clean and dry.

Calculation And Things To Remember For What Size Ladder To Get On Roof

Because ladders are available in various lengths and sizes, you must first learn the length of the ladder required to climb the roof before purchasing one.

The following points will aid you in purchasing a ladder that is not too tall or too low, as well as a tool that will help you finish your work safely.

  • An extension ladder should be a few feet taller than the roof height you wish to climb. Recall that the safe standing level is 4-rungs from the top of the extension ladder.
  • There remains a risk of tipping and the ladder may drop its balance if you step above this threshold. However, when applied to the first two feet or the 2nd to the last step, a step ladder is safe and secure.
  • When the ladder sits against the roofline, the ladders should be positioned at the correct angle, for which you must observe the 4:1 ratio rule. This extension can be measured beyond the first sustaining point.
  • It’s worth recalling that the ladder’s working height will not be equal to its length. Also, the working height of the ladder will reduce when you go up the ladder at an inclination.
  • As a result, while you are going to buy an extension ladder for the roofing task, Confirm that it’s height is at least 5 to 6 feet longer than the uppermost point against which it is leaning.
  • The 4:1 Pitch Calculation
  • A ladder’s angle should not be too high or spanned too far away from the work area. For ladder safety, keep the ladder’s suggested angle guides. To secure a reliable working platform, use the 1:4 ratio.
  • For every four feet of height, position the base of the ladder 1 foot away from whatever it leans against, to the point where the ladder connects at the top.
  • You Need a Ladder whose size will be adjustable with One-Story Building.
  • A two-section extension ladder or a stepladder can be used if you need
  • To access the roof of a single-story bungalow, use the stairwell. In a single-story building, it is 3.3 meters from the ground. 
  • If you have to clear the gutter. The correct choice remains to carry an extension ladder height of 3.95 meters. This job also demands a combination ladder that incorporates the features of a staircase ladder with a stepladder.
  • You will need a ladder that is 16 feet tall for projects like inspecting or repairing roofs. It is important to make the ladder strong to last for a long time and can be used often for various tasks. 

Read Related Post: right size ladder for gutter cleaning

How to Get the Right Pitch For a 2-Story Building? 

  • A two-story house rises at the height of six meters. As a result, the distance between the base and the wall would be approximately 1.5 meters.
  • According to the recommendation, the ladder top should be about 90 cm beyond the roof’s edge. There remains a risk of slipping or the ladder may tilt away from the wall’s surface if the pitch is not correct.
  • The ladder must be inclined at a 75-degree angle or match the 4:1 ratio, which says that for every four feet of ladder height, the distance between the base and the ladder should be 1 foot.
  • For a 2-story building, estimating the following measurements: height = 6 meters, base = 1.5 meters. The ladder length would be as follows: Z2 = X2 + Y2 = 62 – 1.52 = 38.25
  • Z = 38.25 m, 6.20 m, approximately. To figure, add 1 meter that brings into account the extension required beyond the roof’s edge.
  • As a result, for a 2-story building, you need a ladder with a height of around 6.5 to 7 meters. 
  • Similarly, the height difference would be between 5.5 and 6 meters for a single-story house. 

A Ladder to Reach the Roof- How Do You Climb?

 What Size Ladder To Get On Roof

For various reasons, homeowners must occasionally access the roof. 

Climbing a ladder up and down is hazardous, especially if you want to access the roof of a 2-story or a much higher structure. 

As a result, safety accessories are requested when operating a ladder, especially if you are working at heights. To provision a steady platform, use the right accessories such as a stabilizer, leveler, and anti-slip products.

The stabilizers prevent the ladder’s feet from sliding away, particularly on slick surfaces, or drops it from digging into the uneven ground.

You need to follow certain safety measures:

  • Balance your body on the side rails in the center. 3-point contact is the next step. Stay on the ladder if you need one hand and two feet or one foot and two hands.
  • Always dress in suitable footwear that is in bad condition. Wash them if it is coated with snow, grease, mud, or water. Make sure to get your feet firmly on each rung.
  • If you utilize an extension ladder to access the roof, be careful while grasping or walking on the locks. The majority of the ladders are created for the sole person. So, before working, make sure that the individual who is doing it steps off the ladder.
  • While ascending the ladder, tying or harnesses should not be employed. Climbing down from the roof is simply repeating your steps on the ladder while gripping the first end firmly.

Need Safety Precautions

We know that climbing a ladder to reach the roof is not easy. Yet, we keep reading horror stories about the accidents while climbing the top. 

Falling from ladders is one of the most common causes of accidents in the workplace. Approximately 43% of such falls occur while using a ladder in the previous few years, Mortality. As a result, sticking to specific safety measures can avoid such accidents.

These are:

  • Be careful when walking on the roof because there is a risk of damage from faulty materials. 
  • Dress in proper clothing. Use dry and clean rubber-soled footwear with ankle support. While trying to access the roof, solicit assistance from a family member or friend.
  • Be careful not to become too loud or upset. It would be best if you stayed in the middle to hear and respect your position. 

Mistakes to Avoid

Dips in the ground

The ground was deemed flat in the above calculation. In reality, however, there may remain bumps and dips on the ground.

To know the difference in the level, you use a spirit level, or it is best to find a leveler that ensures the ladder is in level with the ground. The ProVision Ladder Leveler is one of the recommended levelers with positive reviews.

Read Related Post: Window cleaning ladder

Final Thought For What size ladder to get on roof specially homeowner.

So there it goes. So many professional, home users and DIY ladder users frequently asked, “what size ladder to get on roof.”

Working on ladders is hazardous, particularly when transitioning from ladder to the roof, where falls are likely to arise. As a result, a correct ladder access system is crucial to ensure that such a transition is secure and avoid accidents.

To avoid any mishaps, employ all of the safety measures. Also, before ascending the ladder, test all of your equipment to have all of the supplies you need once you reach the roof.