Ventilation grill for SPIRO pipe Single-row steel SGD – galvanized steel - dimension 525x125 mm

Ventilation grill for SPIRO SGD pipe 525x125 mm – Galvanized steel

SGD 525x125 mm ventilation grate is a professional one-row grille made of galvanized steel, designed to be mounted directly on round SPIRO ventilation ducts. Specially profiled frame shape perfectly fits the arc of the pipe, eliminating the need for mounting frames, expansion boxes or additional adapters.

This model is used in low- and medium-pressure air and exhaust installations. It is dedicated to objects with a visible ventilation string – such as production halls, warehouses, sports facilities, gyms and modern industrial commercial interiors.

Main Benefits SGD 525x125 mm

• Direct Mounting on the Round Channel: The structure allows quick placement of the grate directly in the hole cut into the SPIRO pipe without additional elements.
• Manual Air Stream Control: Equipped with mobile, horizontal steering wheel(s) which allows for precise targeting of the air stream.
• Durable Zinc Steel: The whole design (frame and steering wheel) is made of pure galvanized steel, guaranteeing high corrosion and damage resistance.
• Air and Exhaust Work: The element works equally well when feeding and draining air from the room.

Technical Specification and Dimensions

• Model: SGD 525x125
• Length x Height (LxH): 525 x 125 mm
• Dedicated pipe diameter SPIRO (Ød): 315 – 900 mm
• Type: One-row
• Material: Galvanised steel
• Regulation: Hand-shifted blinds
• Application: Round channels in air and exhaust installations

Frequently Asked Questions (FAQ)

Which SPIRO pipe does a 525x125 mm grid fit?
The SGD 525x125 mm is suitable for circular ventilation ducts with an external diameter ranging from Ø315 mm to Ø900 mm.

Are condensates or expansion boxes required to mount this grate?
No, the profiled SGD frame design allows easy installation directly in the SPIRO pipe wall without the need for expansion boxes.