The RIGA IV K is one of the largest Riga greenhouse. Two feet wider (9' 8") and 14' long. For the serious hobby greenhouse grower. 

RIGA IV SK Features:

• 9 8"' W x 14' 0" L x 7' 6" H

• Extremely heavy duty construction

• Heavy duty Dutch Barn Door with keyed lock:  30” wide x 72” tall

• Oversized Rear Wall window:  30” wide x 42”  high with adjustment arm

• Insulation: R value 1.7 - 1.8 and K value 3.0

• Warranty: Polycarbonate: 10 years; Frame: 15 years

• 8 MM UV coated twin wall polycarbonate over main body

• 10 MM twin wall polycarbonate in front & back wall for extra strength.

• Inside walking height: 73” near shelves and 83” in the middle

• Assembly Time: 1-2 days with 2 or 3 people. 

• 2 Roof Windows:  40” w x 24” d; with Automatic Window Opener

• 1 Rear Wall Intake Vent