
National Ventilation
National Ventilation Wall Outlet Gravity Flaps-Round Spigot 100mm Cotswold Stone
Product code: MONV243BE
£11.51inc VAT£9.59 ex VAT
In stock

Expansion vessel and check valve for 5, 10 and 15L speedflow unvented water heaters. · · · Pre-charged with air · · EPDM rubber diaphragm · · Protects your heating system from excessive pressure · · Absorbs thermal expansion of water · · Extends the lifespan of your boiler and other heating components
Expansion vessel and check valve for 5, 10 and 15L speedflow unvented water heaters. · · · Pre-charged with air · · EPDM rubber diaphragm · · Protects your heating system from excessive pressure · · Absorbs thermal expansion of water · · Extends the lifespan of your boiler and other heating components