Genuine Titon HRV4/4.25 G4/G4 Filters Pair - XP2011629 990 320 031 high heat recovery efficiency and

high heat recovery efficiency and upgradable high grade filters providing a comfortable

The hoses are attached to the test nipples at the measurement site

Use only if recirculating and not ducting out

Compact dimensions for external wall installation with minimum space requirements

this safety boot features a 200J Steel Toe Cap and industrial grade zipper so you can tie your laces for the perfect fit and use the zipper for easy for on and off

Genuine Titon HRV4/4.25 G4/G4 Filters Pair - XP2011629 990 320 031 high heat recovery efficiency andPair of G4 filters for use with the following: Size 462x244x23mm Model Version HRV4 TP421HMB HRV4. 25 TP423HMB