Alton Cheltenham Cedar Half-Boarded Greenhouse – Premium Cedar Frame, Classic Half-Wall Design

Elegant Wooden Greenhouse With Half-Boarded Cedar Walls

Take full control of your growing environment with the Cheltenham Cedar Half-Boarded Greenhouse. Compact yet refined, it features solid cedar lower walls paired with tempered safety glass glazing above, providing privacy, insulation, and timeless beauty. Built from Grade 1 Western Red Cedar (no knots), dipped and sealed for lasting durability, this greenhouse delivers professional-grade growing conditions in a space-efficient footprint.

Quick-Glance Benefits 

What’s Included

• 3mm safety glass with screw-in aluminum capping

• Wide single door with lock and low threshhold

• Victorian style aluminum guttering with downspout

• Automatic opening roof vents

• 12’6”(4)
  16'8"(4)
  18'(5)
  20'(6)

• Louvre windows

• 12’6”(2)
  16'8"(3)
  18'(4)
  20'(4)

• 2 slat shelf staging

• 4 slat shelf staging

• Victorian cresting

• Cheltenham Cedar Half-Boarded Greenhouse

Use It For

✔️ Year-round plant protection
✔️ Growing herbs, vegetables, or flowers
✔️ Elegant greenhouse for compact gardens
✔️ Privacy and protection with half-boarded walls

🔍 Standout Features

Now Comes Standard With! 

Ready to upgrade your grow setup?

Ready to add a timeless cedar greenhouse to your property?
Order the Cheltenham Cedar Half-Boarded Greenhouse today and enjoy privacy, elegance, and professional growing conditions.

Cheltenham Cedar Half-Boarded Greenhouse Specifications

Glazing: Toughened safety glass with screw-in bar clamping (capping)
Frame: Extra strong cedar

12'6"

• Length: 12'6"
• Width: 8'8"
• Peak Height: 10'
• Sidewall Height: 5'7"
• Area: 109 sq. ft.
• Roof Pitch: 45 degrees
• Doors: 1 Lockable Door with Keys
• Windows: 4 Roof Vents w, 2 Louvre Window
• Window Openers: 4 Automatic (Roof), 2 Manual (Louvre)

16'8"

• Length: 16'8"
• Width: 8'8"
• Peak Height: 10'
• Sidewall Height: 5'7"
• Area: 144.9 sq. ft.
• Roof Pitch: 45 degrees
• Doors: 1 Lockable Door with Keys
• Windows: 4 Roof Vents w, 3 Louvre Window
• Window Openers: 4 Automatic (Roof), 3 Manual (Louvre)

18'

• Length: 18'
• Width: 8'8"
• Peak Height: 10'
• Sidewall Height: 5'7"
• Area: 163 sq. ft.
• Roof Pitch: 45 degrees
• Doors: 1 Lockable Door with Keys
• Windows: 5 Roof Vents w, 4 Louvre Window
• Window Openers: 5 Automatic (Roof), 4 Manual (Louvre)

20'

• Length: 20' 10"
• Width: 8'8"
• Peak Height: 10'
• Sidewall Height: 5'7"
• Area: 181 sq. ft.
• Roof Pitch: 45 degrees
• Doors: 1 Lockable Door with Keys
• Windows: 6 Roof Vents w, 4 Louvre Window
• Window Openers: 6 Automatic (Roof), 4 Manual (Louvre)

Cheltenham Cedar Half-Boarded Greenhouse User Manual

Cheltenham Greenhouse Assembly Instructions

Cedar Greenhouse Drying, Treating and

Gutter and Downspout Manual

Optional Staging/Shelving Manual

Greenhouse Base Dimensions

Cheltenham Cedar Half-Boarded Greenhouse Warranty

Manufacturer Warranty: 10 Years

• Covers defects in materials and workmanship

• Support handled directly through our team

FAQ

Q: What sizes are available?
A: Choose from 12'6", 16'8", 18', or 20'10" lengths (all 8'8" wide).

Q: Does it include shelving?
A: Yes, cedar slat shelving is included along one long side.

Q: Is the glazing safe?
A: Yes, all panels are 3mm tempered safety glass.

Q: How durable is it?
A: With a 45° roof pitch, reinforced spandrels, and knot-free cedar, it’s built for strength.

Q: What’s the warranty?
A: 10-year manufacturer warranty on cedar frame and craftsmanship.